From Marvel Tales, volume 1, number 127, here’s “Gone Is the Gargoyle,” a story with no formal credit for either the scriptwriter or the artist; however, as often happened “back in the day,” the artist got around this by signing his name, unobtrusively, on the art itself — in this case, on the bottom left of the last page:
[CLICK IMAGES TO ENLARGE]
BONUS VIDEO:
UPDATE:
See also: Ragged Claws Network > Look Here, Read: “One Man’s Leprechaun,” with art by Mort Drucker, posted 05 October 2011 at 8:03 pm.
Ragged Claws Network 
That’s a great post! I don’t think I’ve ever seen any non-Mad Drucker art, at least aside from perhaps a TV guide cover or so. Interesting that his signature was virtually the same for that early work…you can see he takes care with it in the vid. Mort is one of the great ones, that’s for sure.
Clayton
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