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.
