Unknown Worlds of Science Fiction

Series Name: Unknown Worlds of Science Fiction
Publisher: Marvel
Imprint: Magazines
Publication Dates: 1975-1975

Unknown Worlds of Science Fiction #1 
Dated: January 1975 
On Sale: October 15, 1974
Unknown Worlds of Science Fiction #1
Unknown Worlds of Science Fiction #2 
Dated: March 1975 
On Sale: December 29, 1974
Unknown Worlds of Science Fiction #2
Unknown Worlds of Science Fiction #3 
Dated: May 1975 
On Sale: February 25, 1975
Unknown Worlds of Science Fiction #3
Unknown Worlds of Science Fiction #4 
Dated: July 1975 
On Sale: April 29, 1975
Unknown Worlds of Science Fiction #4
Unknown Worlds of Science Fiction #5 
Dated: September 1975 
On Sale: June 17, 1975
Unknown Worlds of Science Fiction #5
Unknown Worlds of Science Fiction #6 
Dated: November 1975 
On Sale: August 12, 1975
Unknown Worlds of Science Fiction #6
Unknown Worlds of Science Fiction Annual #1 
Dated: 1977 
On Sale: November 2, 1976
Unknown Worlds of Science Fiction Annual #1

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