Officer in Polish underground, AK under command of Adolf Rudnitzky (Rudnicki).
Held contacts with Jewish Military Organization (ZZW), and Jewish Fighting Organization (ZOB), smuggled weapons into Warsaw Ghetto.
In file: testimony of Shoshana Rosenzweig to Yitzhak Greenbaum, about her family, her enlistment in Polish underground - Armia Krajowa, supplying weapons to two underground organizations in ghetto, published by Dr. Emanuel Ringelblum from Trawniki camp in Aryan side, her memories of Auschwitz where she was imprisoned after Warsaw Uprising (Yiddish).
Newspaper article about Polish underground activity. Certificates of her husband, Shaul Rosenzweig (Polish).