Marvel Tales (2nd Series) 212 from Marvel

In his first appearance and origin comic in Tales to Astonish #27 , Henry Pym develops a reduction serum that shrinks him to the size of an ant.

Written by Stan Lee and Larry Lieber, Jack Kirby designed the cover for Tales to Astonish #27. The original story was entitled  The Man in the Ant Hill .

"Never again did Henry Pym knowingly step upon an ant hill. For he knew that somewhere beneath him… was one little insect — one small ant, to whom he owned his very life!"

It wasn't until Tales to Astonish #35 when The Return of the Ant Man , when Henry Pym used his powers to fight Four Soviet Agents and Nikita Khrushchev.

Published in September 1962, issue #35 was written by Stan Lee and drawn by Jack Kirby. Additional stories included The Doorway to Nowhere and The Thing from Outer Space .

"Stop him, my pets!" screamed Ant-Man. "Obey your leader! The Ant-Man commands you!" This was the first appearance of his legendary helmet as well.