American; clarion in e-flat; aerophone-reed vibrated-single reed cylindrical. Date: circa 1820. Dimensions: Height: 60.5 cm ; Sounding length: 124 cm (to low B written); M/pc to RH 3rd hole: 48 cm; Bore of base section: 16.9 mm; Bore at barrel: 15 mm; Mouthpiece to elbow: 15.5 cm; Wing: 20.5 cm; Butt: 27.5 cm; Bass: 20.5 cm; Bell length: 12 cm; ; Bell diameter: 9.6 cm. Medium: metal, wood. Collection: Metropolitan Museum of Art. Clarion in E-flat MET midp1994.365.1