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Books about Holdorf:
The People Against Paul Wilzig, Hans Holdorf, Max Dannhauser, Paul Kostka by Anonymous (Feb 21, 2012)
Lover's Leap on Maiden Rock, a Romance of a Scene on Lake Pepin, Minnesota. Written by F. Holdorf, Saint Joseph... (1871)
Wiki information Holdorf:
Holdorf is a municipality in the district of Vechta, in Lower Saxony, Germany. It is situated approximately 20 km southwest of Vechta, and 35 km north of Osnabrück.
Willi Holdorf is a West German athlete who mainly competed in the decathlon.