Grand Harmonicon, Francis Hopkinson Smith, circa 1830

American; grand harmonicon; idiophone-friction. Date: circa 1830. Dimensions: Width: 90.5 cm (35-5.8 in.); Diam: 53.3 cm (21 in.); Height: 21.5 cm (8-7/16 in.); case 93.8 cm (36-15/16 in.); total Diam. of glasses: 7.9 -12.6 cm (3-1/8 - 4-15/16 in.). Medium: glass, wood. Collection: Metropolitan Museum of Art. Grand Harmonicon MET 250291