The X Factor
New York: Ace Books, 1965. Jack Gaugham (cover and interior art). First Printing. Mass-market Paperback. ACE #92551. More
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Sargasso of Space
New York: Ace Books, Inc, 1955. Ed Emshwiller (cover). Paperback. Ace Book no. F-279. More
The Sioux Spaceman / And Then the Town Took Off
New York: Ace Books, Inc, 1960. Double Novel Books. Paperback. Ace book no. D-437 Two books in one. More
Results 1 - 3 (of 3)
