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
Whitley Strieber, 11 books
Kevin D. Randle, 9 books
William J. Birnes, 7 books
Jenny Randles, 6 books
Preston E. Dennett, 5 books
Peter A. Sturrock, 4 books
Chris A. Rutkowski, 3 books
Kevin Randle, 3 books
Don Berliner, 3 books
Philip J. Imbrogno, 3 books
Stanton T. Friedman, 3 books
Jerome Clark, 3 books
Ed Walters, 3 books
Theresa Morris, 3 books
Ronald Story, 2 books
Michael Hesemann, 2 books
John B. Alexander, 2 books
Donald R. Schmitt, 2 books
Colin Wilson, 2 books
Jacques Vallee, 2 books
Jim Marrs, 2 books
Kal K. Korff, 2 books
James McAndrew, 2 books
Philip J. Klass, 2 books
David Darlington, 2 books