Which Russian opera singer with a basso profundo vocal range died April 12, 1938?
Basso profondo Basso profondo (Italian: "deep bass"), sometimes basso profundo or contrabass, is the bass voice subtype with the lowest vocal range.
Emma Juch Emma Johanna Antonia Juch (July 4, 1861 – March 6, 1939) was a popular soprano opera singer of the 1880s and 1890s from Vienna, Austria. She sang with several companies and later formed her own company.