On-sale date from copyright registration.
inside front cover
Art revision from Bill Draut to Sachs per article on Sachs in Alter Ego #121 (November 2013).
Statement of October 1, 1958
No circulation information given.
Owners: Signal Publishing Company, 125 East 46th Street, New York 17, N.Y.; Irwin Donenfeld; Harry C. Lieb; Avrum Ben-Avi
Per the Bernard Sachs in Alter Ego #121 (November 2013), this story was penciled by John Romita. We previously credited Mike Sekowsky.
inside back cover