Distributed to newstands in June 1961. This issue includes 10 pages of paid advertisements.
Some information on this issue supplied by Tom Lammers, Dr. Michael J. Vassallo, and others via the Atlas/Timely discussion group. Distribution date from Joseph Marek's Marvel Comics Group history website.
Narrated in the first person. Frank Johnson, Yucoya-Tzin and all next appear in Fantastic Four Unlimited (Marvel, 1993 series) #7 (September 1994).
This story is divided into two parts: an untitled part one (6 pp) and part two—"Zzutak" (7 pp). Steve Ditko writer credit removed based on information from the Atlas/Timely list.
Text story with illustration.