Publishing History

This is a chart to show the publishing history of editions of works about this subject. Along the X axis is time, and on the y axis is the count of editions published. Click here to skip the chart.  This graph charts editions published on this subject.
Editions Published
Year of Publication


Prolific Authors

who have written the most books on this subject
Isaac Asimov, 150 books
Robert Silverberg, 90 books
Martin Harry Greenberg, 65 books
Ray Bradbury, 50 books
Poul Anderson, 44 books
Philip K. Dick, 38 books
Terry Carr, 36 books
Frederik Pohl, 34 books
Theodore Sturgeon, 33 books
Roger Zelazny, 33 books
Robert A. Heinlein, 32 books
Gardner R. Dozois, 30 books
Harry Harrison, 30 books
Keith Laumer, 28 books
Larry Niven, 27 books
Clifford D. Simak, 27 books
Frank Herbert, 24 books
Philip José Farmer, 22 books
Robert Silverberg, 22 books
Joseph D. Olander, 21 books
Gordon R. Dickson, 21 books
James Blish, 20 books
Damon Knight, 19 books
Andre Norton, 19 books
Martin H. Greenberg, 17 books


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