On sale date from the publication date found at the Catalog of Copyright Entries, Part 2, Periodicals, New Series, Volume 35, 1940, Number 2. Second class permit. Copyright number 461649. Copyright given to King Features Syndicate, Inc.
I'm keeping you gagged for a while longer, Miss Palmer. The Phantom's cashed in, but...
adventure; jungle; superhero
From Phantom daily strips (King Features Syndicate) 1937-08-11 - 1937-08-14, 1937-08-16 - 1937-08-21, and 1937-08-23 - 1937-08-28, but one panel is omitted from one of the dailies on each page, in order to fit two 4-panel strips onto each 7-panel page.
First issue with The Phantom, now increased to 8 pages, as the lead feature.