Symphonic recordings featuring Arnold Schoenberg (conducting!), plus soprano Diana Eustrati, contralto Emmy Leisner, and conductors Eugen Szenkár, Willem Mengelberg, and Oskar Fried.
Rare Mahler Recordings

Gustav Mahler
Playlist
All works composed by Gustav Mahler
Symphony No. 3
Diana Eustrati, soprano; Cologne Radio Choir and Orchestra: Eugen Szenkár, conductor
Symphony No. 2: 2nd Movement
Cadillac Symphony Orchestra: Arnold Schoenberg, conductor
Symphony No. 5: Adagietto
Royal Concertgebouw Orchestra: Willem Mengelberg, conductor
Symphony No. 2: Urlicht
Emmy Leisner, contralto; Berlin State Opera: Oskar Fried, conductor