Eva Kanitz

• One of Nina Herz’s aunt
• She married Adolf B.B. Weiss and was the mother of Baron Manfred Weiss de
  Csepel (http://en.wikipedia.org/wiki/Manfréd_Weiss_Steel_and_Metal_Works) the
  founder of the Hungarian metal processing industry. He owned the Csepel works.
• Mother of Judith Machlup, Antonie Weiss, Berthold Weiss, Helene Neumann,
  Nikolaus Weiss, Manfred (Mano) Weiss de Csepel, Baron and Jenny Eissler

Footnote: https://fritzfamilyarchive.com/index.php/apus-family-history