'A slightly different version of this work was first published in "Analog, science fiction-science fact"' - title page verso.
Originally published: Philadelphia : Lippincott, 1972 ; London : Hale, 1973.
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The outposter by Gordon R. Dickson. ISBN 0722129556. Published by Sphere in 1975. Publication and catalogue information, links to buy online and reader comments.
