Bertha Wilhelmine Volderauer1

Family 1: Dr. Med. Heinrich Riggenbach, b. 22 Oct 1871

  1. Gertrud Katinka Riggenbach, b. 28 Apr 1900
  2. Adelheit Dorothea Riggenbach, b. 19 Oct 1902

Sources:

  1. Werner Hug, Stammtafeln Rickenbacher Rickenbach Riggenbach von Zeglingen Rünenberg Oltingen Basel, 2003, transcribed to PAF by Franz Otto Nostitz in 2009..