Barrier unknown
By: by A.J. Merak
Series: Science fiction series -- 30
Publisher: John Spencer & Co. (Publishers) Ltd.
Published: 1960
Place of publication: London
Language: eng
Format: [microform] /
Number of pages: 142
Subjects: English Science fiction
Notes: "Badger Books."

Date taken from: Reginald

Advertisements, pp. 135-136.

Reginald, R.  Science Fiction and Fantasy Literature: A checklist, 06016