Fantastic Four (1961) #20 CGC 6.0

Cover pencils by Jack Kirby, inks by George Roussos. “The Mysterious Molecule Man!”, script by Stan Lee, pencils by Jack Kirby, inks by Dick Ayers.

The Watcher asks the Fantastic Four to stop a new menace who could destroy the whole universe: the Molecule Man.

1st appearance and origin of Molecule Man / 2nd appearance of the Watcher / George R.R. Martin fanmail letter

36 pgs. Full color. Cover price $0.12.

Note: crack on left lower corner of backside case / Off-white to white pages