If Worlds of Science Fiction (1952 Pulp Digest) Vol. 20 #4
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Published Apr 1970 by Quinn Publishing Co..$3.00
View scans$2.50
April 1970. Volume 20, No. 4 (Whole No. 147). Cover by Gaughan. Science fiction stories by Isaac Asimov, Lee Harding, Frank Herbert's "Whipping Star - Conclusion", Robert F. Young, Ron Goulart, R. A. Lafferty, and Gene Wolfe. 5.25-in. x 7.5-in.; black and white; 160 newsprint pages. Cover price $0.60.
