pkornman@otrr.org Old Time Radio http://creativecommons.org/licenses/by-nc-sa/3.0/us/ The Old Time Radio Researchers (otrr.org) present a curated set of episodes from 'Mr. Keen, Tracer of Last Persons'. https://otrr.org/rss/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles.jpg en false Old Time Radio Researchers Group Old Time Radio Researchers Group https://archive.org/details/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles Tue, 20 Nov 2025 09:00:00 EST https://otrr.org Old Time Radio Researchers Introduction https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/00%20Old%20Time%20Radio%20Researchers%20Introduction.mp3 Old Time Radio Researchers Introduction 3:2 1 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/00%20Old%20Time%20Radio%20Researchers%20Introduction.mp3 Sat, 19 Dec 2020 09:00:00 GMT Mr. Keen, Tracer of Last Persons Mr. Keen, Tracer of Lost Persons Introduction https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/01%20Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20Introduction.mp3 Mr. Keen, Tracer of Lost Persons Introduction 2:52 2 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/01%20Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20Introduction.mp3 Sun, 20 Dec 2020 09:00:00 GMT Mr. Keen, Tracer of Last Persons Frank and Anne Hummert Producers https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/02%20Frank%20%26%20Anne%20Hummert%20Producers.mp3 Frank and Anne Hummert Producers 1:28 3 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/02%20Frank%20%26%20Anne%20Hummert%20Producers.mp3 Mon, 21 Dec 2020 09:00:00 GMT Mr. Keen, Tracer of Last Persons Arthur Hughes Biography https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/03%20Arthur%20Hughes%20Biography.mp3 Arthur Hughes Biography 2:22 4 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/03%20Arthur%20Hughes%20Biography.mp3 Tue, 22 Dec 2020 09:00:00 GMT Mr. Keen, Tracer of Last Persons Bennet Kilpatrick Biography https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/04%20Bennet%20Kilpatrick%20Biography.mp3 Bennet Kilpatrick Biography 3:48 5 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/04%20Bennet%20Kilpatrick%20Biography.mp3 Wed, 23 Dec 2020 09:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Missing Doll (Pt. 4) [episode 405], Broadcast 5/9/1940 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280405%29%201940-05-09%20The%20Case%20of%20the%20Missing%20Doll%20%28Pt.%204%29.mp3 The Case of the Missing Doll (Pt. 4) [episode 405], Broadcast 5/9/1940 13:4 1940 6 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280405%29%201940-05-09%20The%20Case%20of%20the%20Missing%20Doll%20%28Pt.%204%29.mp3 Thu, 09 May 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Woman Who Wasn't Needed (Pt. 1) [episode 414], Broadcast 5/30/1940 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280414%29%201940-05-30%20The%20Case%20of%20the%20Woman%20Who%20Wasn%27t%20Needed%20%28Pt.%201%29.mp3 The Case of the Woman Who Wasn't Needed (Pt. 1) [episode 414], Broadcast 5/30/1940 12:36 1940 7 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280414%29%201940-05-30%20The%20Case%20of%20the%20Woman%20Who%20Wasn%27t%20Needed%20%28Pt.%201%29.mp3 Thu, 30 May 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Woman Who Wasn't Needed (Pt. 3) [episode 416], Broadcast 6/5/1940 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280416%29%201940-06-05%20The%20Case%20of%20the%20Woman%20Who%20Wasn%27t%20Needed%20%28Pt.%203%29.mp3 The Case of the Woman Who Wasn't Needed (Pt. 3) [episode 416], Broadcast 6/5/1940 12:38 1940 8 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280416%29%201940-06-05%20The%20Case%20of%20the%20Woman%20Who%20Wasn%27t%20Needed%20%28Pt.%203%29.mp3 Wed, 05 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Young Husband Who Thought His Wife Failed Him (Pt. 1) [episode 552], Broadcast 4/17/1941 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280552%29%201941-04-17%20The%20Case%20of%20the%20Young%20Husband%20Who%20Thought%20His%20Wife%20Failed%20Him%20%28Pt.%201%29.mp3 The Case of the Young Husband Who Thought His Wife Failed Him (Pt. 1) [episode 552], Broadcast 4/17/1941 15:38 1941 9 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280552%29%201941-04-17%20The%20Case%20of%20the%20Young%20Husband%20Who%20Thought%20His%20Wife%20Failed%20Him%20%28Pt.%201%29.mp3 Thu, 17 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Moonless Night [episode 966], Broadcast 1/6/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280966%29%201944-01-06%20The%20Case%20of%20the%20Moonless%20Night.mp3 The Case of the Moonless Night [episode 966], Broadcast 1/6/1944 28:21 1944 10 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280966%29%201944-01-06%20The%20Case%20of%20the%20Moonless%20Night.mp3 Thu, 06 Jan 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Missing Witness [episode 967], Broadcast 1/13/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280967%29%201944-01-13%20The%20Case%20of%20the%20Missing%20Witness.mp3 The Case of the Missing Witness [episode 967], Broadcast 1/13/1944 30:4 1944 11 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280967%29%201944-01-13%20The%20Case%20of%20the%20Missing%20Witness.mp3 Thu, 13 Jan 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Girl Who Sang Too Well [episode 968], Broadcast 1/20/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280968%29%201944-01-20%20The%20Case%20of%20the%20Girl%20Who%20Sang%20Too%20Well.mp3 The Case of the Girl Who Sang Too Well [episode 968], Broadcast 1/20/1944 30:6 1944 12 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280968%29%201944-01-20%20The%20Case%20of%20the%20Girl%20Who%20Sang%20Too%20Well.mp3 Thu, 20 Jan 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Girl Who Flirted [episode 970], Broadcast 2/3/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280970%29%201944-02-03%20The%20Case%20of%20the%20Girl%20Who%20Flirted.mp3 The Case of the Girl Who Flirted [episode 970], Broadcast 2/3/1944 29:36 1944 13 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280970%29%201944-02-03%20The%20Case%20of%20the%20Girl%20Who%20Flirted.mp3 Thu, 03 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Boy Who Used Big Words [episode 971], Broadcast 2/10/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280971%29%201944-02-10%20The%20Case%20of%20the%20Boy%20Who%20Used%20Big%20Words.mp3 The Case of the Boy Who Used Big Words [episode 971], Broadcast 2/10/1944 29:49 1944 14 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280971%29%201944-02-10%20The%20Case%20of%20the%20Boy%20Who%20Used%20Big%20Words.mp3 Thu, 10 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Mr. Trevor's Secret [episode 972], Broadcast 2/17/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280972%29%201944-02-17%20The%20Case%20of%20Mr.%20Trevor%27s%20Secret.mp3 The Case of Mr. Trevor's Secret [episode 972], Broadcast 2/17/1944 30:30 1944 15 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280972%29%201944-02-17%20The%20Case%20of%20Mr.%20Trevor%27s%20Secret.mp3 Thu, 17 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder in the Air [episode 973], Broadcast 2/24/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280973%29%201944-02-24%20The%20Case%20of%20Murder%20in%20the%20Air.mp3 The Case of Murder in the Air [episode 973], Broadcast 2/24/1944 29:11 1944 16 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280973%29%201944-02-24%20The%20Case%20of%20Murder%20in%20the%20Air.mp3 Thu, 24 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Strange Display [episode 976], Broadcast 3/16/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280976%29%201944-03-16%20The%20Case%20of%20the%20Strange%20Display.mp3 The Case of the Strange Display [episode 976], Broadcast 3/16/1944 29:24 1944 17 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280976%29%201944-03-16%20The%20Case%20of%20the%20Strange%20Display.mp3 Thu, 16 Mar 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Leaping Dog [episode 980], Broadcast 4/13/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280980%29%201944-04-13%20The%20Case%20of%20the%20Leaping%20Dog.mp3 The Case of the Leaping Dog [episode 980], Broadcast 4/13/1944 29:32 1944 18 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280980%29%201944-04-13%20The%20Case%20of%20the%20Leaping%20Dog.mp3 Thu, 13 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Woman in Blue [episode 989], Broadcast 6/15/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280989%29%201944-06-15%20The%20Case%20of%20the%20Woman%20in%20Blue.mp3 The Case of the Woman in Blue [episode 989], Broadcast 6/15/1944 29:59 1944 19 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%280989%29%201944-06-15%20The%20Case%20of%20the%20Woman%20in%20Blue.mp3 Thu, 15 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Frightened Child [episode 1012], Broadcast 11/16/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281012%29%201944-11-16%20The%20Case%20of%20the%20Frightened%20Child.mp3 The Case of the Frightened Child [episode 1012], Broadcast 11/16/1944 29:28 1944 20 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281012%29%201944-11-16%20The%20Case%20of%20the%20Frightened%20Child.mp3 Thu, 16 Nov 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Nightmare Murder Case [episode 1016], Broadcast 12/14/1944 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281016%29%201944-12-14%20The%20Nightmare%20Murder%20Case.mp3 The Nightmare Murder Case [episode 1016], Broadcast 12/14/1944 30:7 1944 21 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281016%29%201944-12-14%20The%20Nightmare%20Murder%20Case.mp3 Thu, 14 Dec 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Absent Minded Professor [episode 1029], Broadcast 3/15/1945 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281029%29%201945-03-15%20The%20Case%20of%20the%20Absent%20Minded%20Professor.mp3 The Case of the Absent Minded Professor [episode 1029], Broadcast 3/15/1945 29:55 1945 22 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281029%29%201945-03-15%20The%20Case%20of%20the%20Absent%20Minded%20Professor.mp3 Thu, 15 Mar 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Strange Case of Charley Lorimer [episode 1066], Broadcast 11/29/1945 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281066%29%201945-11-29%20The%20Strange%20Case%20of%20Charley%20Lorimer.mp3 The Strange Case of Charley Lorimer [episode 1066], Broadcast 11/29/1945 27:41 1945 23 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281066%29%201945-11-29%20The%20Strange%20Case%20of%20Charley%20Lorimer.mp3 Thu, 29 Nov 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Glamorous Widow [episode 1091], Broadcast 5/23/1946 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281091%29%201946-05-23%20The%20Case%20of%20the%20Glamorous%20Widow.mp3 The Case of the Glamorous Widow [episode 1091], Broadcast 5/23/1946 29:15 1946 24 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281091%29%201946-05-23%20The%20Case%20of%20the%20Glamorous%20Widow.mp3 Thu, 23 May 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Identical Twins Murder Case (Partial) [episode 1210], Broadcast 10/28/1948 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281210%29%201948-10-28%20The%20Identical%20Twins%20Murder%20Case%20%28Partial%29.mp3 The Identical Twins Murder Case (Partial) [episode 1210], Broadcast 10/28/1948 16:5 1948 25 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281210%29%201948-10-28%20The%20Identical%20Twins%20Murder%20Case%20%28Partial%29.mp3 Thu, 28 Oct 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Star of Death [episode 1242], Broadcast 6/9/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281242%29%201949-06-09%20The%20Case%20of%20Murder%20and%20the%20Star%20of%20Death.mp3 The Case of Murder and the Star of Death [episode 1242], Broadcast 6/9/1949 29:17 1949 26 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281242%29%201949-06-09%20The%20Case%20of%20Murder%20and%20the%20Star%20of%20Death.mp3 Thu, 09 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Bloodstained Necklace [episode 1256], Broadcast 9/15/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281256%29%201949-09-15%20The%20Case%20of%20Murder%20and%20the%20Bloodstained%20Necklace.mp3 The Case of Murder and the Bloodstained Necklace [episode 1256], Broadcast 9/15/1949 27:55 1949 27 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281256%29%201949-09-15%20The%20Case%20of%20Murder%20and%20the%20Bloodstained%20Necklace.mp3 Thu, 15 Sep 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Yellow Talon Murder Case [episode 1257], Broadcast 9/22/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281257%29%201949-09-22%20The%20Yellow%20Talon%20Murder%20Case.mp3 The Yellow Talon Murder Case [episode 1257], Broadcast 9/22/1949 29:51 1949 28 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281257%29%201949-09-22%20The%20Yellow%20Talon%20Murder%20Case.mp3 Thu, 22 Sep 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder with a Thousand Witnesses [episode 1258], Broadcast 9/29/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281258%29%201949-09-29%20The%20Case%20of%20Murder%20with%20a%20Thousand%20Witnesses.mp3 The Case of Murder with a Thousand Witnesses [episode 1258], Broadcast 9/29/1949 28:34 1949 29 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281258%29%201949-09-29%20The%20Case%20of%20Murder%20with%20a%20Thousand%20Witnesses.mp3 Thu, 29 Sep 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Man Who Invented Death [episode 1259], Broadcast 10/6/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281259%29%201949-10-06%20The%20Case%20of%20the%20Man%20Who%20Invented%20Death.mp3 The Case of the Man Who Invented Death [episode 1259], Broadcast 10/6/1949 28:48 1949 30 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281259%29%201949-10-06%20The%20Case%20of%20the%20Man%20Who%20Invented%20Death.mp3 Thu, 06 Oct 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Silver Dagger Murder Case [episode 1260], Broadcast 10/13/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281260%29%201949-10-13%20The%20Silver%20Dagger%20Murder%20Case.mp3 The Silver Dagger Murder Case [episode 1260], Broadcast 10/13/1949 29:46 1949 31 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281260%29%201949-10-13%20The%20Silver%20Dagger%20Murder%20Case.mp3 Thu, 13 Oct 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Ruthless Murderers [episode 1262], Broadcast 10/27/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281262%29%201949-10-27%20The%20Case%20of%20the%20Ruthless%20Murderers.mp3 The Case of the Ruthless Murderers [episode 1262], Broadcast 10/27/1949 28:19 1949 32 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281262%29%201949-10-27%20The%20Case%20of%20the%20Ruthless%20Murderers.mp3 Thu, 27 Oct 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Forgotten Cave Murder Case [episode 1263], Broadcast 11/3/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281263%29%201949-11-03%20The%20Forgotten%20Cave%20Murder%20Case.mp3 The Forgotten Cave Murder Case [episode 1263], Broadcast 11/3/1949 29:40 1949 33 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281263%29%201949-11-03%20The%20Forgotten%20Cave%20Murder%20Case.mp3 Thu, 03 Nov 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Engaged Girl Murder Case [episode 1264], Broadcast 11/10/1949 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281264%29%201949-11-10%20The%20Engaged%20Girl%20Murder%20Case.mp3 The Engaged Girl Murder Case [episode 1264], Broadcast 11/10/1949 29:41 1949 34 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281264%29%201949-11-10%20The%20Engaged%20Girl%20Murder%20Case.mp3 Thu, 10 Nov 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Rushville Murder [episode 1272], Broadcast 1/5/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281272%29%201950-01-05%20The%20Case%20of%20the%20Rushville%20Murder.mp3 The Case of the Rushville Murder [episode 1272], Broadcast 1/5/1950 29:47 1950 35 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281272%29%201950-01-05%20The%20Case%20of%20the%20Rushville%20Murder.mp3 Thu, 05 Jan 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Bride and Groom Murder Case (AFRS) [episode 1274], Broadcast 1/19/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281274%29%201950-01-19%20The%20Bride%20and%20Groom%20Murder%20Case%20%28AFRS%29.mp3 The Bride and Groom Murder Case (AFRS) [episode 1274], Broadcast 1/19/1950 25:39 1950 36 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281274%29%201950-01-19%20The%20Bride%20and%20Groom%20Murder%20Case%20%28AFRS%29.mp3 Thu, 19 Jan 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Telephone Book Murder Case [episode 1275], Broadcast 1/26/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281275%29%201950-01-26%20The%20Telephone%20Book%20Murder%20Case.mp3 The Telephone Book Murder Case [episode 1275], Broadcast 1/26/1950 29:37 1950 37 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281275%29%201950-01-26%20The%20Telephone%20Book%20Murder%20Case.mp3 Thu, 26 Jan 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Jewel Thief [episode 1277], Broadcast 2/9/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281277%29%201950-02-09%20The%20Case%20of%20Murder%20and%20the%20Jewel%20Thief.mp3 The Case of Murder and the Jewel Thief [episode 1277], Broadcast 2/9/1950 29:49 1950 38 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281277%29%201950-02-09%20The%20Case%20of%20Murder%20and%20the%20Jewel%20Thief.mp3 Thu, 09 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Two-Faced Murderer [episode 1278], Broadcast 2/16/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281278%29%201950-02-16%20The%20Case%20of%20the%20Two-Faced%20Murderer.mp3 The Case of the Two-Faced Murderer [episode 1278], Broadcast 2/16/1950 29:39 1950 39 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281278%29%201950-02-16%20The%20Case%20of%20the%20Two-Faced%20Murderer.mp3 Thu, 16 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Tea Leaf Murder Case (2nd half only) [episode 1279], Broadcast 2/23/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281279%29%201950-02-23%20The%20Tea%20Leaf%20Murder%20Case%20%282nd%20half%20only%29.mp3 The Tea Leaf Murder Case (2nd half only) [episode 1279], Broadcast 2/23/1950 14:47 1950 40 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281279%29%201950-02-23%20The%20Tea%20Leaf%20Murder%20Case%20%282nd%20half%20only%29.mp3 Thu, 23 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Melody of Murder [episode 1281], Broadcast 3/9/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281281%29%201950-03-09%20The%20Case%20of%20the%20Melody%20of%20Murder.mp3 The Case of the Melody of Murder [episode 1281], Broadcast 3/9/1950 28:51 1950 41 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281281%29%201950-03-09%20The%20Case%20of%20the%20Melody%20of%20Murder.mp3 Thu, 09 Mar 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Innocent Flirtation Murder Case [episode 1282], Broadcast 3/16/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281282%29%201950-03-16%20The%20Innocent%20Flirtation%20Murder%20Case.mp3 The Innocent Flirtation Murder Case [episode 1282], Broadcast 3/16/1950 29:7 1950 42 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281282%29%201950-03-16%20The%20Innocent%20Flirtation%20Murder%20Case.mp3 Thu, 16 Mar 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Murdered Detective [episode 1285], Broadcast 4/6/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281285%29%201950-04-06%20The%20Case%20of%20the%20Murdered%20Detective.mp3 The Case of the Murdered Detective [episode 1285], Broadcast 4/6/1950 29:38 1950 43 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281285%29%201950-04-06%20The%20Case%20of%20the%20Murdered%20Detective.mp3 Thu, 06 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Eccentric Millionaire Murder Case [episode 1286], Broadcast 4/13/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281286%29%201950-04-13%20The%20Eccentric%20Millionaire%20Murder%20Case.mp3 The Eccentric Millionaire Murder Case [episode 1286], Broadcast 4/13/1950 24:43 1950 44 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281286%29%201950-04-13%20The%20Eccentric%20Millionaire%20Murder%20Case.mp3 Thu, 13 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Country Club Murder Case [episode 1287], Broadcast 4/20/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281287%29%201950-04-20%20The%20Country%20Club%20Murder%20Case.mp3 The Country Club Murder Case [episode 1287], Broadcast 4/20/1950 29:53 1950 45 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281287%29%201950-04-20%20The%20Country%20Club%20Murder%20Case.mp3 Thu, 20 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of the Woman Who Married a Murderer [episode 1288], Broadcast 4/27/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281288%29%201950-04-27%20The%20Case%20of%20the%20Woman%20Who%20Married%20a%20Murderer.mp3 The Case of the Woman Who Married a Murderer [episode 1288], Broadcast 4/27/1950 24:45 1950 46 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281288%29%201950-04-27%20The%20Case%20of%20the%20Woman%20Who%20Married%20a%20Murderer.mp3 Thu, 27 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The King Cobra Murder Case [episode 1289], Broadcast 5/4/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281289%29%201950-05-04%20The%20King%20Cobra%20Murder%20Case.mp3 The King Cobra Murder Case [episode 1289], Broadcast 5/4/1950 29:35 1950 47 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281289%29%201950-05-04%20The%20King%20Cobra%20Murder%20Case.mp3 Thu, 04 May 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Missing Car [episode 1290], Broadcast 5/11/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281290%29%201950-05-11%20The%20Case%20of%20Murder%20and%20the%20Missing%20Car.mp3 The Case of Murder and the Missing Car [episode 1290], Broadcast 5/11/1950 29:42 1950 48 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281290%29%201950-05-11%20The%20Case%20of%20Murder%20and%20the%20Missing%20Car.mp3 Thu, 11 May 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Broken Window Murder Case [episode 1292], Broadcast 5/25/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281292%29%201950-05-25%20The%20Broken%20Window%20Murder%20Case.mp3 The Broken Window Murder Case [episode 1292], Broadcast 5/25/1950 29:59 1950 49 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281292%29%201950-05-25%20The%20Broken%20Window%20Murder%20Case.mp3 Thu, 25 May 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Quicksand Murder Case [episode 1293], Broadcast 6/1/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281293%29%201950-06-01%20The%20Quicksand%20Murder%20Case.mp3 The Quicksand Murder Case [episode 1293], Broadcast 6/1/1950 29:33 1950 50 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281293%29%201950-06-01%20The%20Quicksand%20Murder%20Case.mp3 Thu, 01 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Skull and Crossbones Murder Case [episode 1295], Broadcast 6/15/1950 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281295%29%201950-06-15%20The%20Skull%20and%20Crossbones%20Murder%20Case.mp3 The Skull and Crossbones Murder Case [episode 1295], Broadcast 6/15/1950 29:40 1950 51 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281295%29%201950-06-15%20The%20Skull%20and%20Crossbones%20Murder%20Case.mp3 Thu, 15 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Airport Murder Case (AFRS) [episode 1335], Broadcast 3/22/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281335%29%201951-03-22%20The%20Airport%20Murder%20Case%20%28AFRS%29.mp3 The Airport Murder Case (AFRS) [episode 1335], Broadcast 3/22/1951 24:47 1951 52 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281335%29%201951-03-22%20The%20Airport%20Murder%20Case%20%28AFRS%29.mp3 Thu, 22 Mar 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Strange Woman [episode 1352], Broadcast 7/20/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281352%29%201951-07-20%20The%20Case%20of%20Murder%20and%20the%20Strange%20Woman.mp3 The Case of Murder and the Strange Woman [episode 1352], Broadcast 7/20/1951 29:11 1951 53 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281352%29%201951-07-20%20The%20Case%20of%20Murder%20and%20the%20Strange%20Woman.mp3 Fri, 20 Jul 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Photograph Album Murder Case [episode 1353], Broadcast 7/27/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281353%29%201951-07-27%20The%20Photograph%20Album%20Murder%20Case.mp3 The Photograph Album Murder Case [episode 1353], Broadcast 7/27/1951 30:5 1951 54 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281353%29%201951-07-27%20The%20Photograph%20Album%20Murder%20Case.mp3 Fri, 27 Jul 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Strange Murder of Carrie Ellis [episode 1354], Broadcast 8/3/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281354%29%201951-08-03%20The%20Strange%20Murder%20of%20Carrie%20Ellis.mp3 The Strange Murder of Carrie Ellis [episode 1354], Broadcast 8/3/1951 29:43 1951 55 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281354%29%201951-08-03%20The%20Strange%20Murder%20of%20Carrie%20Ellis.mp3 Fri, 03 Aug 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Abandoned Well Murder Case [episode 1355], Broadcast 8/10/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281355%29%201951-08-10%20The%20Abandoned%20Well%20Murder%20Case.mp3 The Abandoned Well Murder Case [episode 1355], Broadcast 8/10/1951 29:31 1951 56 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281355%29%201951-08-10%20The%20Abandoned%20Well%20Murder%20Case.mp3 Fri, 10 Aug 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Poisoned Sandwich Murder Case [episode 1356], Broadcast 8/17/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281356%29%201951-08-17%20The%20Poisoned%20Sandwich%20Murder%20Case.mp3 The Poisoned Sandwich Murder Case [episode 1356], Broadcast 8/17/1951 29:44 1951 57 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281356%29%201951-08-17%20The%20Poisoned%20Sandwich%20Murder%20Case.mp3 Fri, 17 Aug 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder at a Mile a Minute [episode 1372], Broadcast 12/6/1951 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281372%29%201951-12-06%20The%20Case%20of%20Murder%20at%20a%20Mile%20a%20Minute.mp3 The Case of Murder at a Mile a Minute [episode 1372], Broadcast 12/6/1951 29:34 1951 58 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281372%29%201951-12-06%20The%20Case%20of%20Murder%20at%20a%20Mile%20a%20Minute.mp3 Thu, 06 Dec 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Silver Candlestick Murder Case [episode 1386], Broadcast 3/13/1952 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281386%29%201952-03-13%20The%20Silver%20Candlestick%20Murder%20Case.mp3 The Silver Candlestick Murder Case [episode 1386], Broadcast 3/13/1952 29:53 1952 59 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281386%29%201952-03-13%20The%20Silver%20Candlestick%20Murder%20Case.mp3 Thu, 13 Mar 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Rented Cottage Murder Case [episode 1389], Broadcast 4/3/1952 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281389%29%201952-04-03%20The%20Rented%20Cottage%20Murder%20Case.mp3 The Rented Cottage Murder Case [episode 1389], Broadcast 4/3/1952 29:11 1952 60 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281389%29%201952-04-03%20The%20Rented%20Cottage%20Murder%20Case.mp3 Thu, 03 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Mother's Plea Murder Case [episode 1390], Broadcast 4/10/1952 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281390%29%201952-04-10%20The%20Mother%27s%20Plea%20Murder%20Case.mp3 The Mother's Plea Murder Case [episode 1390], Broadcast 4/10/1952 29:45 1952 61 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281390%29%201952-04-10%20The%20Mother%27s%20Plea%20Murder%20Case.mp3 Thu, 10 Apr 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Gossip Column Murder Case [episode 1418], Broadcast 10/24/1952 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281418%29%201952-10-24%20The%20Gossip%20Column%20Murder%20Case.mp3 The Gossip Column Murder Case [episode 1418], Broadcast 10/24/1952 29:42 1952 62 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281418%29%201952-10-24%20The%20Gossip%20Column%20Murder%20Case.mp3 Fri, 24 Oct 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Prize-Winning Bull [episode 1420], Broadcast 11/7/1952 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281420%29%201952-11-07%20The%20Case%20of%20Murder%20and%20the%20Prize-Winning%20Bull.mp3 The Case of Murder and the Prize-Winning Bull [episode 1420], Broadcast 11/7/1952 30:21 1952 63 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281420%29%201952-11-07%20The%20Case%20of%20Murder%20and%20the%20Prize-Winning%20Bull.mp3 Fri, 07 Nov 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Shrieking Prisoner Murder Case (Pt. 1) [episode 1505], Broadcast 6/21/1954 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281505%29%201954-06-21%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%201%29.mp3 The Shrieking Prisoner Murder Case (Pt. 1) [episode 1505], Broadcast 6/21/1954 14:7 1954 64 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281505%29%201954-06-21%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%201%29.mp3 Mon, 21 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Shrieking Prisoner Murder Case (Pt. 2) [episode 1506], Broadcast 6/23/1954 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281506%29%201954-06-23%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%202%29.mp3 The Shrieking Prisoner Murder Case (Pt. 2) [episode 1506], Broadcast 6/23/1954 14:43 1954 65 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281506%29%201954-06-23%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%202%29.mp3 Wed, 23 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Shrieking Prisoner Murder Case (Pt. 3) [episode 1507], Broadcast 6/24/1954 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281507%29%201954-06-24%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%203%29.mp3 The Shrieking Prisoner Murder Case (Pt. 3) [episode 1507], Broadcast 6/24/1954 14:2 1954 66 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281507%29%201954-06-24%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%203%29.mp3 Thu, 24 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Shrieking Prisoner Murder Case (Pt. 4) [episode 1509], Broadcast 6/25/1954 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281509%29%201954-06-25%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%204%29.mp3 The Shrieking Prisoner Murder Case (Pt. 4) [episode 1509], Broadcast 6/25/1954 14:50 1954 67 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281509%29%201954-06-25%20The%20Shrieking%20Prisoner%20Murder%20Case%20%28Pt.%204%29.mp3 Fri, 25 Jun 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons The Case of Murder and the Revengeful Ghost [episode 1662], Broadcast 2/22/1955 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281662%29%201955-02-22%20The%20Case%20of%20Murder%20and%20the%20Revengeful%20Ghost.mp3 The Case of Murder and the Revengeful Ghost [episode 1662], Broadcast 2/22/1955 29:21 1955 68 https://archive.org/download/OTRR_Mr_Keen_Tracer_Of_Lost_Persons_Singles/Mr.%20Keen%2C%20Tracer%20of%20Lost%20Persons%20%281662%29%201955-02-22%20The%20Case%20of%20Murder%20and%20the%20Revengeful%20Ghost.mp3 Tue, 22 Feb 2025 11:00:00 GMT Mr. Keen, Tracer of Last Persons