some issues of the company's Pep Comics, sometimes under pseudonyms including Stack Til and Stacktil, and, in conjunction with artist Pen Shumaker, Pen Star. He even used his birth name on rare occasions, including on at least one story each in the Temerson / Helnit / Continental publishing group's Terrific Comics and Cat-Man Comics.

In 1944 he did his first work for the future Marvel Comics,