German otologist and laryngologist; born at Loslau Jan. 1, 1848; graduated (M.D.) from Berlin University in 1872. He began to practise as a specialist in Berlin in 1878. In 1892 he became privat-docent at the University of Berlin.
Katz is the author of "Atlas der Normalen und Pathologischen Anatomie des Ohres," Berlin, 1890, and "Stereoscopischer Atlas des Menschlichen Ohres nach Durchsichtigen Macroscopischen Präparaten," ib. 1892.