* 78/06/04    1 The Red-Headed League
* 78/06/11    2 The Musgrave Ritual
* 78/06/18    3 Silver Blaze
* 78/06/25    4 The Naval Treaty
* 78/07/02    5 The Priory School
* 78/07/09    6 Charles Augustus Milverton
* 78/07/16    7 The Copper Beeches
* 78/07/23    8 The Blue Carbuncle
* 78/07/30    9 The Reigate Squires
* 78/08/06   10 The Solitary Cyclist
* 78/08/13   11 The Six Napoleons
* 78/08/20   12 The Abbey Grange
* 78/08/27   13 The Disappearance of Lady Frances Carfax