Wirth was anxious, as he had a point to prove: He believed the fumes from the gasoline engine they had attached to the death chambers could kill more efficiently than Zyklon B, and he didn’t want to be shown to be wrong in front of the expert from Berlin. ...
With one exception (Harteck), nothing of this can be found in the documents. Nobody wanted to create problems. 4.5. Heisenberg's Role At the meeting of the Uranium Club in September 1939, it had been decided to ask Heisenberg to join and contribute a report on the possibility of using ...