Under Observation (Captain Future, Winter 1941)

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Overview:

Title: Under Observation (Captain Future, Winter 1941)
Author: various
Year: 1941
Type: Essays
Series: Under Observation

Editions/Publications:

Unknown. Captain Future, Winter 1941 (Unknown, various, Adventure House, ISBN-10: 9781597985789, $14.95, 130 pages, pulp, Anthology)
Unknown. Captain Future, Winter 1941 (Unknown, various, Better Publications, Inc., ISBN-10: , $0.15, 132 pages, pulp, MAGAZINE)