Cover inks credit from Nick Caputo via the GCD Error List (30 January 2009); the original indexer credited Dick Ayers.
Despite the end of the story in Tales to Astonish #28 seemingly indicating Gorilla-Man's mind regressing to that of a beast, in this issue Gorilla-Man's mental facility seems to be completely unimpaired.
Job number speculative on the basis of other stories in this issue.
Text story with illustrations.
The last page includes an advertisement for Fantastic Four (Marvel, 1961 series), also drawn by Jack Kirby.
Dick Ayers Inks credit from Marvel Masterworks: Atlas Era Tales to Astonish (Marvel, 2006 Series) #3.
The last page includes an advertisement for Amazing Adult Fantasy (Marvel, 1961 series), also by Lee and Ditko.