When was "Glass Harmonica" created?

This artwork was created 18th century.

What medium is "Glass Harmonica"?

Glass Harmonica is Wood, glass, various materials.

Yes, Glass Harmonica is in the public domain and available for free download under CC0 license.

Unknown Artist

18th century

Medium

Wood, glass, various materials

Dimensions

117cm x 44cm x 92cm (and bits, boxes of glass)

Classification

Idiophone-Friction

Culture

possibly German

Department

Musical Instruments

Museum

Metropolitan Museum of Art, New York, NY

Credit

The Crosby Brown Collection of Musical Instruments, 1889

Accession Number

89.4.1211