KNOPF Hans
Date of birth : January 23, 1907, Berlin.
Date of death : November 2, 1967, Texas (
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) and Margarete Elsa Löwenberg (August 24, 1884, Berlin-August 15, 1942, Berlin)
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and Petition for Naturalization November 16, 1937
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); they had 2 sons Paul Vanderbilt Knopf and Stephen
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then at the
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