Unknown [UK], July 1941

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Overview:

Title: Unknown [UK], July 1941
Author: John W. Campbell, Jr.
Year: 1941
Publisher: Atlas Publishing and Distribution Co. Ltd
Price: 0/6
Pages: 64
Binding: digest
Type: MAGAZINE
Title Reference: Over the River
Notes: Publisher and editor form Tymn & Ashley (none on magazine).
Vol. IV, No. 6.
Cover artist not credited (vignettes looks the same as those used in the US issues), so is the unique piece of interior art (signed "EDC").
Content from the April 1941 issue of the US magazine.
Note the complete lack of paratext.
Note that the cover erroneously states "February 1941".
Note that primary verifier has a second copy of this same issue with a variant cover (where the month is right), see here