Brief comments to be added on this project.
Web Resources
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Book References
For discussion of Project Sign see the following:
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Year |
Discussion by:
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No. of Pages |
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Berliner, Don with Galbraith, Marie and Huneeus, Antonio in their “UFO Briefing Document : The Best Available Evidence“ (1995) (available on Amazon USA and on Amazon UK) at page 212 of the Dell paperback edition (Appendices, section entitled “US Government UFO Projects and Studies”). |
1 |
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Clark, Jerome in his “The UFO Book: Encyclopedia of the Extraterrestrial” (1998) (available on Amazon USA and on Amazon UK) at pages 489-491 (in an entry entitled “Project Sign”) of the Visible Ink Press softcover edition. |
3 |
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Clark, Jerome in his “The UFO Encyclopedia: 1st edition: Volume 2 – Emergence of a Phenomenon” (1992) (available on Amazon USA and on Amazon UK) at pages 282-284 (in an entry entitled “Project Sign”) of the Omnigraphics hardback edition. |
3 |
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Cohen, Daniel in his “The World of UFOs” (1978) (available on Amazon USA and on Amazon UK) at pages 28-30 (in Chapter 4) of the Lippincott hardback edition. |
3 |
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Hall, Michael David in his “UFOs : A Century of Sightings” (1999) (available on Amazon USA and on Amazon UK) at pages 78-82 (in Chapter 2) of the Galde Press softcover edition. |
5 |
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Smith, Marcia S in “The Encyclopedia of UFOs” (1980) edited by Ronald Story (available on Amazon USA and on Amazon UK) at pages 276-278 of the NEL hardback edition in an entry entitled “Projects Sign and Grudge”. |
3 |
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Steiger, Brad in his “Project Blue Book“ (1976) (available on Amazon USA and on Amazon UK) at pages 4-5 of the Ballantine Books paperback edition (Introduction). |
2 |
Other Material