Reszké, Jean de (14 January 1850, Warsaw; 3 April 1925, Nice), vocalist, earned an international reputation in the standard French-Italian repertory and then decided boldly to master the German language and Wagnerian roles after he grew dissatisfied with the Italian versions of Richard Wagner ’s works. His first appearance as Tristan opposite Lillian Nordica ’s Isolde at the Metropolitan in New York is considered to be the high point of his career. He did Siegfried at the same opera house on 30…