Waldemar Zettel TLE Oktober 1998 - Prakla-Seismos · Waldemar Zettel, born on 25 July 1903 in...
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Waldemar Zettel TLE Oktober 1998 - Prakla-Seismos · Waldemar Zettel, born on 25 July 1903 in Hannover, was the eldest of six children of a furrier. He graduated from high school