{geni:about_me} Birthdate is found in ''Geburtstags Merkbuch / Birthday Book'' of Ernestine Reif Schlesinger, in possession of Janet Lindner, ERS's great-grandaughter. Entry by Ernestine Reif Schlesinger, Alice's mother.

Per genteam.at ''Index of the Jewish Records of Vienna":
Birth year=1894, location Wien: Schlesinger, Alice
Parents/Annotation: Julius (Jakob H[irsch]). The birth record is [https://familysearch.org/pal:/MM9.3.1/TH-1971-2580...c=MMGD-2WQ:n23027721 here], line #2160.