`Rigoletto`. La donna e mobile. In 2 performances: 1930 - in German, the orchestra of the Berlin City Opera, dir. Zelmar Meyrowitz, and 1934 - in it. yaz., dir. Walter Ger.
`Troubadour`: Di quella pira (Stretta). In 2 performances: 1930 - in German, orchestra and chorus of the Berlin State Opera, dir. Clemens Schmalstich (Schmalstich) and 1934 - in Italian, dir. Vallier Ger (Goehr).
`Faust`. O nuit d` amour. Live recording from the concert on October 3, 1937, New York, Carnegie Hall. General Motors Symphony Orchestra, dir. Erno Rapee (Rapee). Margarita - Maria Yeritsa.
Nemorino`s aria Una furtiva lagrima from the opera The Love Potion. In 2 versions: 1) 1934, orchestra of the Parlophone company, dir. Felix Gunther, and 2) March 7, 1937 - New York, Carnegie Hall (live), General Motors Symphony Orchestra, dir. Erno Rapee (Rapee).
`Tosca`, two arias by Cavaradossi (Recondita armonia and E lucevan le stelle) in 2 performances: 1) 1929 - in German, orchestra of the Berlin City Opera, dir. Zelmar Meyrowitz
`Madame Butterfly`, the finale of act 1. Recording from a concert at Carnegie Hall in New York on November 7, 1937. General Motors Symphony Orchestra, dir. Erno Rapee (Rapee). Cio-Cio-san-Grace Moore.