Johann Nepomuk Hummel (1778-1837), he was an Austrian composer and virtuoso pianist, his music shows the change from the Classical to the Romantic musical era. Date: circa 18th century Stock Photo - Alamy
Hummel, Johann Nepomuk
Johann Nepomuk Hummel | Austrian composer | Britannica
J.N. Hummel Museum - harpicord - Picture of Johann Nepomuk Hummel Museum, Bratislava - Tripadvisor