Irmgard Seefried (soprano), Erik Werba (piano), live at Salzburg Festival, 1957
Irmgard Seefried (soprano), Erik Werba (piano), 1958
Irmgard Seefried (soprano), Erik Werba (piano), live at Salzburg Festival, 1957
Irmgard Seefried (soprano), Erik Werba (piano), 1958