Gertrud Philippine WIENSKOWITZ was born in 1871c probably in the town of Militsch, Beuthen O/S in the district of Wroclaw II. From records in www.Jewishgen.org. Her father's name was Josef WIENSKOWITZ and her mother's name was Ida WIENSKOWITZ (nee WENDRINER).
Gertrude's Parents... Father: Josef Wienskowitz (1841-42 - ) Mother: Ida Wendriner (21/04/1849 - 14/12/1933)
Notes: Living in Breslau at the time of her marriage in 1892.
JRI notes against her marriage to Ernst that she divorced in 1914. The Berlin address books list Gertrud and Ernst at different addresses, although both under the Halberstaedter surname, in 1914 and from 1916 onwards (in 1915 neither is listed).
Photo(s) from the Fred Halbers collection can be found at digital.cjh.org - Center for Jewish History (search for "Fred Halbers Collection").