* 38/06/30    1 Microbe Hunters
* 38/07/07    2 Microbes Must Have Parents
* 38/07/14    3 Microbes Are a Menace
* 38/07/21    4 Koch - the Death Fighter
* 38/07/28    5 The Rival Microbe Hunters
* 38/08/04    6 Pasteur's Greatest Triumph
* 38/08/11    7 Massacre the Guinea Pigs
* 38/08/18    8 The Nice Phagocytes
  38/08/25    9 Title Unknown
* 38/09/01   10 Trail of the Tse Tse
* 38/09/08   11 Malaria
* 38/09/15   12 The Fight on Yellow Jack
* 38/09/22   13 Five Against Death