The on-sale date is from the publication date recorded in the Catalog of Copyright Entries, Part 2, Periodicals, 1941, New Series, Vol. 36, No. 3.
Originally credited to Bob Wood, but it is not him. Compare with his signed Midshipman and Kayo Ward stories in this issue. A doubtful Cole, or an unknown tryout artist.
A previous indexer claimed that the story was signed by Wood, but no signature is evident.
cont'd next issue