In Mr. Beyer’s documentary, Mr. Seltzer recalled his early reaction to being told that the purpose of the 23rd’s preparations was to have the enemy fire at him and his fellow soldiers.
“We came to the conclusion,” he said, “that this was a suicide outfit.”
Mr. Beyer said that three members of the Ghost Army were killed and about 30 wounded. He suggested two reasons for the relatively small number of casualties: The unit projected great force through its deceptions, possibly repelling the enemy; and the soldiers were not always at the front, which minimized their vulnerability.
After the war, Mr. Seltzer returned to architecture. Over the years he…