No. 135, Tel. No. 2
24 July 1944
Secret
SS Standardtenfuehrer Ministerialrat Dr. Brandt, for Information.
To SS Obergruppenfuehrer Reich Physician SS and Police Dr. Grawitz
Berlin W 15, Knesbeckstr. 51
[Handwritten remark]
Gbl 29.7
Subject: Experiments on the potability of sea-water.
Refer: Your letter of 11 July 1944, Journal No. 13/SS top secret