Grand Harmonicon, Francis Hopkinson Smith, 1825–30
American; grand harmonicon; furniture. Date: 1825–30. Dimensions: 232 1/2 x 137 1/4 x 45 1/2 in. (590.6 x 348.6 x 115.6 cm). Medium: mahogany. Collection: Metropolitan Museum of Art. Grand Harmonicon MET 234758