Francis Calley Gray

Unidentified Artist, 16th-19th century

Johann Gabriel Friedrich Poppel, 19th century

Ferdinand Ruscheweyh, 1827

Tamme Weyerd Theodor Janssen, 19th century

Mathias Gottfried Eichler, 18th-19th century

Ferdinand Ruscheweyh, 19th century

Albert Heinrich Payne, 19th century

Christian Ernst Stölzel, 19th century

Carl Hermann Theodor Langer, 19th century

Adrian Schleich, 19th century

Johan Frederik Clemens, 1820

Christian Friedrich Traugott Duttenhofer, 18th-19th century