Zumpe and Buntebart Square Piano

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Description (Brief)
This square piano was made by Johannes Zumpe and Gabriel Bunterbart in London, England in 1770. Zumpe was born in Firth, Germany, first apprenticed to a cabinet-maker, and about 1750, went to London, where he worked for harpsichord maker, Burkat Shudi. Bunterbart was also born in Germany and from 1768, appears with Zumpe on the nameboards of their pianos. This may be the oldest piano in the Smithsonian collection. It has a compass of F-f3 (no F#), Zumpe single action, leather hammers, double-strings, first 6 anotes are wound, tuning pins on the right, 3 hand stops: moderator, bass dampers, and treble dampers, wood frame, and a mahogany case.
Currently not on view
date made
Johannes Zumpe et Buntebart
Place Made
United Kingdom: England, London
ID Number
accession number
catalog number
Credit Line
Made available through the Cooper Union Museum
See more items in
Culture and the Arts: Musical Instruments
Music & Musical Instruments
Data Source
National Museum of American History


Are there any plans for the construction of this instrument?
"Dear Mr. Blackmore, Unfortunately, technical drawings have not been made of this instrument. I was unable to locate technical drawings of Zumpe and Bunterbart square pianos in other museum holdings."

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