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.
Domenico Ronconi Domenico Ronconi (11 July 1772 - 13 April 1839) was an Italian operatic tenor who had an active international career in leading opera houses from 1796-1829. He then embarked on a second career as a voice teacher in Milan which lasted until his death in that city in 1839.