The Nuremberg Trial - R. W. Cooper - Google Books

https://books.google.de/books?id=y-63S-XP_88C&pg=PT179&dq=tschirschky+hitler+strasser&hl=de&sa=X&ved=0ahUKEwiande1j73QAhWFkSwKHR

'They were hanged at dead of night on October 16 - hanged, that is with the exception of Goring. He, mocking to the end, took cyanide of potassium in his cell as the hour approached and was dead by the time the doctors were called. The finding of the board…