UFOs by Gary Jeffrey
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Unidentified flying objects by Isaac Asimov, Frank Reddy
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UFOs by Jack DeMolay
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Where is Area 51? by Paula Manzanero
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Aliens (Mysterious Encounters) by Peggy J. Parks
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UFO Cover-Up
Stanton T. Friedman, Kathleen ...
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Aliens And Ufos by Lori Hile
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I Saw It Too! by Chris A. Rutkowski
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Ufos: What Scientists Say May Shock You! (24/7: Science Behind the Scenes) by N. B. Grace
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The world of UFOs by Daniel Cohen
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ETs and UFOs by Larry Kettelkamp
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UFOs by Jan Burns
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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

Related...

Subjects
Unidentified flying objects, Juvenile literature, Extraterrestrial beings, Sightings and encounters, Human-alien encounters, Life on other planets, juvenile literature, Life on other planets, Nevada, juvenile literature, Air bases, Nevada, history, Research aircraft, Alien abduction, Cartoons and comics, Comic books, strips, Curiosities and wonders, Conspiracies, Curiosities and wonders, juvenile literature, General, JUVENILE NONFICTION, New mexico, juvenile literature
Places
United States, Area 51 (Nev.), Nevada, New Mexico, Roswell, Roswell Region
People
None found.
Times
20th century

Prolific Authors

who have written the most books on this subject
Therese Shea, 4 books
Judith Herbst, 4 books
Terri Sievert, 3 books
Daniel Cohen, 3 books
Lori Hile, 3 books
Ken Karst, 3 books
Nick Redfern, 3 books
Barbara M. Linde, 2 books
Dana Meachen Rau, 2 books
Steven Roberts, 2 books
Aaron Sautter, 2 books
N. B. Grace, 2 books
Colin Wilson, 2 books
Kathleen Marden, 2 books
Larry Koss, 2 books
Mark Cheatham, 2 books
Elizabeth Noll, 2 books
Ellis M. Reed, 2 books
Megan Borgert-Spaniol, 2 books
Andrew Coddington, 2 books
Katie Chanez, 2 books
Jenna Vale, 2 books
Peter Ryan, 1 book
Janet I. Stirling, 1 book
Chris A. Rutkowski, 1 book