Cosmic Challenge : The Ultimate Observing List for Amateurs
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Ultimate Engineer : The Remarkable Life of NASA's Visionary Leader George M. Low
Richard Jurek
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Ultimate Engineer : The Remarkable Life of NASA's Visionary Leader George M. Low
Richard Jurek
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Apollo Moon Missions : The Unsung Heroes
Watkins Billy W. Watkins
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Cosmic Challenge : The Ultimate Observing List for Amateurs
Philip S. Harrington
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Einstein's Relativity : The Ultimate Key to the Cosmos
Fred I Cooperstock
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Fallen Astronauts : Heroes Who Died Reaching for the Moon, Revised Edition
Colin Burgess
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