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
Robert Crookall, 7 books
Phaedra Weldon, 5 books
Robert A. Monroe, 5 books
Lois Duncan, 4 books
Melita Denning, 4 books
Robert Bruce, 4 books
Brad Steiger, 4 books
Sylvan Joseph Muldoon, 3 books
Bruce Goldberg, 3 books
Brent Rowley, 3 books
Dr. Bruce Goldberg, 3 books
Bruce Moen, 3 books
Stuart Holroyd, 3 books
Susy Smith, 3 books
D. Scott Rogo, 3 books
Margot Grey, 2 books
John Twelve Hawks, 2 books
Elsa Watson, 2 books
Rodney Davies, 2 books
Archie Matson, 2 books
Dan Greenburg, 2 books
Osborne Phillips, 2 books
J. H. Brennan, 2 books
S. L. MacGregor Mathers, 2 books
Joyce McDonald, 2 books


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