Galaxy Science Fiction. New York, N.Y.: World Editions, Inc., October 1950

Galaxy Science Fiction. New York, N.Y.: World Editions, Inc., October 1950, Volume: Gilbert B102. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526047 Accessed December 26, 2025.