Transcription recordings were made of some of his live performances, including a 1935 concert of Beethoven's "Missa Solemnis" with Arturo Toscanini and the New York Philharmonic Orchestra (which also featured Elisabeth Rethberg, Marion Telva, and Ezio Pinza, broadcast by CBS), a 1939 performance of Verdi's "Simon Boccanegra" by the Metropolitan Opera, also with Rethberg and Pinza (broadcast by NBC), and various "Otellos" from the 1930s onwards—including a 1941 version with Lawrence Tibbett, Stella Roman, and Alessio de Paolis, under Ettore Panizza. Some of these transcriptions have been issued on LP and CD.