FM’s peak years were from its first issues through the late 1960s, when the disappearance of the older films from television and the decline of talent in the imaginative film industry left it with a dearth of subject matter acceptable to both editor and fan.
Warren and Ackerman created a jump in issue numbering from issue 69, which was printed in September 1970, to issue 80 in October 1970. They did this (according to the editorial in issue 80) because it brought them closer to issue 100, justifying the numerical jump because of the publishing of ten issues of the short-lived companion magazine Monster World as issues that “would have been” Famous Monsters issues. During the 1970s, the magazine came to rely heavily on reprints of articles from the 1960s
