October 1940 issue ~ cover art by Frederick Blakeslee October 1940 cover art by Frederick Blakeslee [corrected 6/28/24]
September 1930 issue ~ cover art by Frederick Blakeslee September 1930 cover art by Frederick Blakeslee
January 1937 & April 1942 issues January 1937 – cover art by Rudolph Berlaski cover art reworked for April 1942 [post updated 6/1/26]