Anna Kaufmann [SEP] voice type
Anna Kaufmann
Anna Kaufmann was a German operatic soprano who was a principal artist at the Bavarian State Opera in Munich from 1869 to 1872. Just prior to her appointment, the great soprano Mathilde Mallinger had left the Bavarian State Opera and Kaufmann succeeded her in the roles of Elsa in Richard Wagner's "Lohengrin", Elisabeth in Wagner's "Tannhäuser", and Eva in Wagner's "Die Meistersinger von Nürnberg" among other parts. She notably created the roles of Woglinde in Wagner's "Das Rheingold" on September
Olga (24 Sep 1897, Berlin — 2 Aug 1922, Berlin). The family was Jewish.
He studied mathematics and physics at the Berlin University, where Albert Einstein was one of his professors, and later became a friend and advisor.
In 1923, Herzberger finished his Ph.D. thesis "Ueber Systeme hyperkomplexer Grössen" under Ludwig Bieberbach and Issai Schur at the philosophical faculty.
In 1925, he married Edith Kaufmann (10 Oct 1901, Stuttgart — 16 Feb 2001, Carlsbad (California) or New Orleans