"Franz Innozenz Stahl Nachbauer (1835–1902) was a famous German opera tenor.
Born in Giessen, he studied with Giovanni Battista Lamperti in Milan and with the celebrated baritone, Jan Krtitel Pisek, in Stuttgart. He made his debut on the stage in Passau in 1857 and was active until his retirement in 1890. He died in Munich." - (en.wikipedia.org 01.12.2020)