DARING MYSTERY COMICS #8, 1942. You gotta feel for Blue Diamond. Right there on the cover, but grouped in with "and others" in the blurb, which names the other five guys.
STAR SPANGLED COMICS #40, 1945. And boy, is that a complicated flying machine for robbing a bank. If it actually works, you could sell the patent for more than the bank robbery would haul in.