If [Vol. 17 No. 4, Issue 113, April 1967] ed. Frederik Pohl (Galaxy Publishing Corporation, 50¢, 164pp, digest, cover: The Road to the Rim by Morrow) []
If [Vol. 17 No. 5, Issue 114, May 1967] ed. Frederik Pohl (Galaxy Publishing Corporation, 50¢, 164pp, digest, cover: The Robots Are Here by Gaughan) []
If [Vol. 17 No. 7, Issue 116, July 1967] ed. Frederik Pohl (Galaxy Publishing Corporation, 50¢, 164pp, digest, cover: The Felled Star by Jack Gaughan) []
_162 · [letter from Claremont, CA] · Jeff Rensch · lt
If [Vol. 17 No. 10, Issue 119, October 1967] ed. Frederik Pohl (Galaxy Publishing Corporation, 60¢, 164pp, digest, cover: Ocean on Top by Castellon) []
If [Vol. 17 No. 11, Issue 120, November 1967] ed. Frederik Pohl (Galaxy Publishing Corporation, 60¢, 164pp, digest, cover: Thus Spake Marco Polo by Vaughn Bodé) []
_162 · [letter from Baton Rouge, LA] · Thomas Miller · lt
If [Vol. 17 No. 12, Issue 121, December 1967] ed. Frederik Pohl (Galaxy Publishing Corporation, 60¢, 164pp, digest, cover: City of Yesterday by Douglas Chaffee) []
If [Vol. 18 No. 1, Issue 122, January 1968] ed. Frederik Pohl (Galaxy Publishing Corporation, 60¢, 164pp, digest, cover: He That Moves by John Pederson, Jr.) []
If [Vol. 18 No. 2, Issue 123, February 1968] ed. Frederik Pohl (Galaxy Publishing Corporation, 60¢, 164pp, digest, cover: The Petrified World by Bodé) []
4 · The Day We Launched the Moonship · Frederik Pohl · ed
_161 · [letter from Berrien Springs, MI] · Mrs. Rhoda Wills · lt
_162 · [letter from Mason City, IA] · Vance E. James · lt
_162 · [letter from Allen Park, MI] · James Koval · lt
If [Vol. 18 No. 4, Issue 125, April 1968] ed. Frederik Pohl (Galaxy Publishing Corporation, 60¢, 164pp, digest, cover: The Product of the Masses by Bodé) []
4 · For a Festival of Science Fiction · Frederik Pohl · ed