Isbn: 9781571747136 - unconventional flying objects: a scientific analysis (10 Ergebnisse)

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Paperback. Zustand: Very Good. Revised. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

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Zustand: New. Num Pages: 432 pages, black & white illustrations, figures. BIC Classification: VXQB. Category: (G) General (US: Trade). Dimension: 155 x 226 x 30. Weight in Grams: 528. . 2014. Revised. Paperback. . . . . Books ship from the US and Ireland.

Paperback. Zustand: Brand New. revised edition. 432 pages. 9.00x6.00x1.50 inches. In Stock.

Taschenbuch. Zustand: Neu. Neuware - Paul Hill was a well-respected NASA scientist when, in the early 1950s, he had a UFO sighting. Soon after, he built the first flying platform and was able to duplicate the UFO's tilt-to-control maneuvers. Official policy, however, prevented him from proclaiming his findings. 'I was destined,' says Hill, 'to be as unidentified as the flying objects.'For the next twenty-five years, Hill acted as an unofficial clearinghouse at NASA, collecting and analyzing sightings' reports for physical properties, propulsion possibilities, dynamics, etc. To refute claims that UFOs defy the laws of physics, he had to make 'technological sense. of the unconventional object.'After his retirement from NASA, Hill finally completed his remarkable analysis. This book, published posthumously, presents his findings that UFOs 'obey, not defy, the laws of physics.' Vindicating his own sighting and thousands of others, he proves that UFO technology is not only explainable, but attainable.…

Zustand: New. &Uumlber den AutorPaul Richard Hill (1909-1990) was an American aerodynamicist. He was a leading research and development engineer and manager for NASA and its predecessor, NACA (the National Advisory Council for Aeronautics) bet.