Francis Calley Gray

Johann Philipp Wilhelm Lenz, 19th century

Heinrich Guttenberg, 18th-19th century

Anton Wachsmann, 19th century

Moritz Steinla, 19th century

Anonymous Germany 1799, 18th-19th century

Johann Philipp Wilhelm Lenz, 19th century

Johann Philipp Wilhelm Lenz, 19th century

Johann Georg Schreiner, 19th century

Ephraim Gottlieb Krüger, 18th-19th century

Gustav Richard Steinbrecher, 1851

Josef Kriehuber, 1846

Johann Friedrich Rosmäsler, 19th century