Birth place: Chojna is present Polish name (previously German, Königsberg in der Neumark)
https://www.jewishgen.org/Communities/community.php?usbgn=-496987

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Fiancée of Dietrich Bonhoeffer: http://en.wikipedia.org/wiki/Maria_von_Wedemeyer
Bonhoeffer in Love - Love Letters From Cell 92 - Book review, 1 Feb 2001 (Media)

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Von guten Mächten - From Dietrich Bonhoeffer to Maria von Wedemeyer, 19 Dec 1944 (Media) https://en.wikipedia.org/wiki/Von_guten_M%C3%A4chten

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Arrival: New York Air Passenger Lists - Maria von Wedemeyer, 7 Oct 1948 (Media)

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Marriage: With Paul Schniewind, 1949, Rittergut Oberbehme, Kirchlengern, Herford, Germany.

Arrival: U.S. Border Crossing from Canada - Maria Fernande Schniewind, 19 Sep 1949 (Media)

U.S. Social Security: Claims - Maria von Wedemeyer Schniewind, Sep 1950 (Media)

Divorce: From Paul Schniewind, c.1955.

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Academia:
1945 - 1947, Mathematics, University of Göttingen
1947 - 1948, Mathematics, University of Frankfurt
1948 - 1950, Mathematics, University of Bryn Mawr, USA

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Marriage: Announcement - Maria von Wedemeyer Schniewind & Barton Lee Weller, 27 Dec 1959, Easton, Baltimore, Maryland, USA (Media)

Divorce: From Barton Lee Weller, 1965.

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Death: U.S. Social Security Death Index - Maria Weller, Nov 1977, Pennsylvania (Media)

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Biography:
https://www.encyclopedia.com/women/encyclopedias-almanacs-transcrip...
http://en.wikipedia.org/wiki/Maria_von_Wedemeyer

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