Valley of the pretenders
By: by Dennis Clive
Series: Science fiction classics -- no. 2
Publisher: Columbia Publications, Inc.
Published: 1942
Place of publication: New York, N. Y
Language: eng
Number of pages: 23
Subjects: English Science fiction; Extraterrestrial beings; Fiction
Notes: Cover title.

Dennis Clive is a psued. of John Francis Russell Fearn (http://www.booksandwriters.co.uk/writer/F/john-francis-russell-fearn.asp).