Books

1. Los Secretos de Nostradamus
   

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2. Beamed Energy Propulsion : Second International Symposium on Beamed Energy Propulsion (AIP Conference Proceedings / Symposia on Beamed Energy Propulsion)
   

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3. Halley's Comet, 1910: Fire in the Sky
   

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4. Waves in Dusty, Solar, and Space Plasmas: Leuven, Belgium 22-26 May 2000 (Aip Conference Proceedings)
   

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5. Earth, Moon, and Stars (Great Explorations in Math and Science)
   

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Books