Unknown Worlds [UK], Winter 1949

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Overview:

Title: Unknown Worlds [UK], Winter 1949
Author: John W. Campbell, Jr.
Year: 1949
Publisher: Atlas Publishing and Distribution Co. Ltd
Price: 0/9
Pages: 64
Binding: digest
Type: MAGAZINE
Title Reference: The Summons
Notes: Publisher and editor form Tymn & Ashley (none on magazine).
Vol. IV, No. 5.
Cover artist not credited (vignettes don't seems to have been used in the US issues), so is the unique piece of interior art (but signature "Charles Schneeman" is readable).
Content from diverse issues of the US magazine.
Note the complete lack of paratext.