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Books by Wolfgang Held

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2 books found
Eclipses 2005 - 2017: A Handbook of Solar and Lunar Eclipses<BR> and Other Rare Astronomical Events
Eclipses 2005 - 2017: A Handbook of Solar and Lunar Eclipse…
By: Wolfgang Held
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The Quality of Numbers 1 to 31
The Quality of Numbers 1 to 31
By: Wolfgang Held
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