1 November 1937   
Frankfurt                

More and more I see that my own profession is as bad as the rest. Worse! For should not these men be dedicated above all others to truth?

Today I learn Eisenstadt has been arrested in Berlin. One of our greatest chemists. For what? No reasons are needed anymore! Yet not a word of protest.

Best results yet on version #612. Toxicity marginal—diminished energy and slight loss of appetite. Reason for hope? Must get more rabbits somehow!

Emma nearly ill with fear. Cannot blame her. Who will be next?