Originally Posted by
tubby linton
Copies of the letters were found in Abwehr records in Berlin after the end of the war .The major’s identity has never been proved with a recent thought being that he was one of the dead from the loss of the converted carrier HMS Dasher.
I thought it had pretty well established (and, indeed, confirmed by HMG) that the body used was that of Glyndwr Michael:
https://www.cwgc.org/find-war-dead/c...hael,-glyndwr/