The on-sale date is from the publication date recorded in the Catalog of Copyright Entries, Part 2, Periodicals, 1944, New Series, Vol. 39, No. 2.
Art credits confirmed by Moldoff per interview with P.C. Hammerlinck, found in Alter Ego #119 (August 2013), and added by Craig Delich 2013-8-3.
Paper drive announcement.
Ideas sent in by readers.