Analog 1 [Paperback Library 52-293]
New York: Paperback Library, 1971. Softcover. 12mo. Paperback Library 52-293.
New York: Paperback Library, 1971. Softcover. 12mo. Paperback Library 52-293.
New York: Galaxy, 1965. Softcover. Digest Magazine. 164 pp. Cover art: Wenzel. Contributors: Fritz Leiber, Mack Reynolds, Robert S. Richardson and Gordon R. Dickson.
New York: Bantam, 1965. Softcover. 12mo., 184 pp. First edition. Bantam F2941. Science fiction novel set in future (2007) about warding off an alien invasion of Earth.
New York: Dial, 1978. Hardcover. 8vo., 371 pp. Book Cub Edition [BCE].
New York: Baen, 1995. Hardcover. 8vo, 292 pp.
New York: Pyramid, 1971. Softcover. Small 8vo., 224 pp. Pyramid T2428. First Paperback Printing. March, 1971. First paperback edition.
New York: Ace, 1961. Softcover. Small 8vo., 223 pp. Ace F-119. Ed Valigursky cover art.
New York: Ace, 1981. Softcover. 12mo., 222 pp. Second printing.
Garden City: Nelson Doubleday, 1975. Hardcover. 8vo., 532 pp. First Omnibus Edition, published as a Book Club Edition. Includes three Childe Cycle novels: Necromancer, Tactics of Mistake and Dorsai!
New York: St. Martin's, 1977. Hardcover. 8vo., 342 pp. Book Club Edition.
New York: Ace, 1960. Softcover. Small 8vo., 159 p. and 96 pp. Ace Double 449. Covers illustrated by Ed Valigursky and Ed Emshwiller.
New York: Mercury, 1965. Softcover. Digest magazine. 132 pp. Pictorial wrappers. Cover art by Tanner. Contributors: William Tenn, Gordon R. Dickson, Chad Oliver and Isaac Asimov.