Distributed to newstands in May 1960. This issue includes 10 pages of paid advertisements. All new stories in this issue are narrated in the first person.
Distribution date from Joseph Marek's Marvel Comics Group history website.
Cover inks credit from Nick Caputo via the GCD Errors list, December 2008.
Job number from Dr. Michael J. Vassallo via the Atlas/Timely discussion group.
The first page is printed between the pages of "I Learned the Monstrous Secret of Bombu!", while the second page is printed between "I Found the Things from Nowhere" and "I Turned into a...Martian!". The last page is split with the statement of ownership.
The dragons in this story appear identical to Rro from issue #58, also found in a dig to the Earth's core, and also drawn by Don Heck. Job number from Dr. Michael J. Vassallo via the Atlas/Timely discussion group.
This is a retelling of "The Voice of Doom!" drawn by Carl Burgos, from Tales of Suspense (Marvel, 1959 series) #4 (July 1959). Inker credit and job number from Dr. Michael J. Vassallo via the Atlas/Timely discussion group.
This shares the last page of "The Swami". Average monthly circulation not provided. Contradicting the indicia, the statement of ownership shows bimonthly publication; it is possible that the shift in publication schedules is the reason for reprinting an identical statement of ownership to the one printed two issues prior (issue #58).
The explorer in this story wanders over Mars in jeans and a t-shirt. Job number from Dr. Michael J. Vassallo via the Atlas/Timely discussion group.