31 Mar 43:

Artificial infection with egg Rickettsia (Rickettsia-Prowazeki) of the Robert Koch Institute, Berlin.

11 Apr 43:

The infection of 31 March 1943 has not resulted in any sickness so far.

28 Apr 43:

Experimental series abandoned.

Dr. Ding

S Sturmbannfuehrer

7 Mar 43:

Examination of the water and inspection of the concentration camp Vught, near Hertogenbosch.