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

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Prolific Authors

who have written the most books on this subject
J. J. Benítez, 15 books
Kevin D. Randle, 13 books
Jenny Randles, 11 books
Jacques Vallee, 9 books
William J. Birnes, 7 books
Raymond E. Fowler, 7 books
Preston E. Dennett, 7 books
Whitley Strieber, 6 books
Terry Deary, 6 books
Chris A. Rutkowski, 5 books
Donald R. Burleson, 5 books
Ed Walters, 5 books
Brad Steiger, 5 books
Timothy Good, 5 books
DELETE, 4 books
John E. Mack, 4 books
Ron Halliday, 4 books
Budd Hopkins, 4 books
Frank B. Salisbury, 4 books
Hilary Evans, 3 books
Jay Rath, 3 books
Richard M. Dolan, 3 books
N. B. Grace, 3 books
Wendelle C. Stevens, 3 books
Steven M. Greer, 3 books