The Catalog of Copyright Entries, Part 2, Periodicals, New Series, Volume 35, January-December 1940, Numbers 1-4, lists this as volume 1, the date of this issue as January 1940 with a publication date of December 22, 1939, which is quite a few months before this issue's actual date. Second class permit. Copyright number 440219. Could be a publication error or perhaps an ashcan submission to the Copyright Office.
Inker credit from Jerry Bails via the GCD Main List (2006-3-21). The original indexer credited the inks to Pierce Rice.
Pencils and inks credits from Jerry Bails via the GCD Main List (21 March 2006); the original indexer credited both pencils and inks to Don Rico.