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Wolfgang Held

About

Wolfgang Held was director of the Kepler Observatory in Dornach, Switzerland. He is the editor of the annual Sternkalendar (Star-calendar) ephemeris, and is the author of Germany's bestselling book on the 1999 eclipse.

Author's Books

Uncovering the Secrets of Time and Number

Finding Patterns and Rhythms in Everyday Life

Paperback
$24.95