Unknown - 1939

Overview:

• Title: Unknown - 1939
• Author: John W. Campbell, Jr.
• Year: 1939
• Type: Magazine Editor
• Series: Unknown (1939-1943)

Editions/Publications:

• 1939. Unknown, March 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, April 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, May 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, June 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, July 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, August 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, September 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, October 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, November 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)
• 1939. Unknown, December 1939 (1939, John W. Campbell, Jr., $.20, 162 pages, Magazine)

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