Portrait of George Louis Wolff (Gerd Ludwig Wolff) holding a mouse in his genetics laboratory; Little Rock, Arkansas.

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Lola and George Gruenthal in Neu-Ulm Portraits Family

"When will you come back?" (written in German on verso)

George Gruenthal as a child Portraits Children

Son of Max and Lola Gruenthal

Portrait of George Louis Wolff (Gerd Ludwig Wolff) holding a mouse in his genetics laboratory; Little Rock, Arkansas.

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Isaac Ottenberg Collection 1832-1867

Official German documents for Isaac Ottenberg, dated 1851, 1852, 1854. Also included is a handwritten letter to Herr Cronebold, June 1863.

Contact sheet of portraits of George Victor Wolff Portraits; Men

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Portrait of George Louis Wolff (Gerd Ludwig Wolff) holding a mouse in his genetics laboratory; Little Rock, Arkansas.

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Lola and George Gruenthal in Neu-Ulm Portraits Family

"When will you come back?" (written in German on verso)