Albert Ludwig Sigesmund Neisser
Neisser was born in the Silesian town of Schweidnitz (now Świdnica, in Poland), the son of a well-known Jewish physician, Dr. Moritz Neisser. After he completed the elementary school in Münsterberg, Neisser enrolled in the St. Maria Magdalena School in Breslau (now Wrocław, in Poland). In this school, he was a contemporary of another great name in the history of medicine, Paul Ehrlich. He obtained the Abitur in 1872.
Albert Niemann (tenor)
Niemann made a debut in Dessau in 1849, singing in minor roles and in chorus. He received training from Fritz Schneider (director of the ducal Hofkapell), from Albert Nusch and from Gilbert Duprez in Paris. Until 1866 he had various engagements in Stuttgart, Königsberg, Stettin, and from 1854 in Hannover. At Hannover he sang Tannhäuser (from 1854), Lohengrin (from 1855) and Rienzi (from 1859).