If was an American science fiction magazine launched in March 1952 by Quinn Publications, owned by James L. Quinn. The magazine was moderately successful, though for most of its run, it was not considered to be in the first tier of American science fiction magazines. This lot contains four issues spanning the years 1954 to 1962.

IF Worlds of Science Fiction: March, Mar. 1954 Vol., 3, No. 1. Edited by James L. Quinn. Cover art by Ken Fagg depicting an "Archaeological expedition to Earth, 15000 AD." Includes "The Ambassador" (short novel) by Sam Merwin, Jr.; "When the Mountain Shook" by Robert Abernathy; "Act of Passion" by Raymond E. Banks; "Time Fuze" by Randall Garrett; "'Mid Pleasures and Palaces" by James McKimmey, Jr.; "Tabby" by Winston Marks; "The Worlds of Joe Shannon" by Frank M. Robinson; "Tape Jockey" by Tom Leahy; "Uniform of a Man" by Dave Dryfoos. Illustrated by Kelly Freas, Paul Orban, Philip Parsons, Rudolph Palais. This issue is in very good condition with spine creasing.

IF Worlds of Science Fiction April 1954. Vol. 3, No. 2. Includes "The Golden Man" by Philip K. Dick. Overall Very good condition with spine creasing associated with normal use.

IF Worlds of Science Fiction: November, Nov. 1961 Vol. 11, No. 5. Edited by Frederik Pohl. Cover art by Phil Berry for "Masters of Space" (pt. 1 of 2) by Edward E. 'Doc' Smith & E. E. Evans. Includes "At the End of the Orbit" (novelette) by Arthur C. Clarke; "Gambler's World" (novelette; Retief) by Keith Laumer; "Sweet Their Blood and Sticky" by Albert Teichner; "The Mightiest Man" by Patrick Fahy; "Quiet, Please" by Kevin Scott. Special Features: "Penny Wise and Fashion Foolish" by Theodore Sturgeon; "Science Brief: Lithium 83." Illustrated by Berry and Gaughan. In good condition with creasing, spine creasing, corner rubbing.

IF Worlds of Science Fiction, January 1962 Vol. 11, No. 6. Cover art by Francis, illustrating “The Yillian Way” by Keith Laumer. Other stories in this issue:

“An Incident on Route 12” by James H. Schmitz, “The Last Place on Earth” by Jim Harmon, “The Talkative Tree” by H. B. Fyfe, “2 B R 0 2 B” by Kurt Vonnegut, Jr.,

“Masters of Space” (serial, part 2 of 2) by Edward E. Smith and E. Everett Evans. This issue is in very good condition with spine creasing, corner rubbing.

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