Title: Harp Tuning Key
Object type: Harp Tuning Key
Date: 19th century
Culture: French
Artist:  Érard 
Artist bio: French, ca. 1780–1959
Artist nationality: French
Artist role: Maker
Medium: Wood, metal
Dimensions: 9.5 cm (3 3/4 in.) x 8 cm (3 1/8 in.) x 1.7 cm (11/16 in.)
Classification: Accessory
Credit line: Rogers Fund, 2005
Geography:  Paris   France      
Department: Musical Instruments
Repository: Metropolitan Museum of Art, New York, NY