JRI-P has a record of the birth of a Malwine Wienskowitz in Breslau on 18/10/1838 (agreeing with details derived from her death certificate) to Michael Winskowitz and Friederike (Rebekka). Fred Halbers give her father's name as Michael and has scribbled out Moritz beneath it.

Siegismund and his wife Malwine were uncle and niece.

Malwine died in the lunatic asylum in Buch aged 69 years, so born 1838-39.