In 1800 Pehr Lindholm went into partnership with his son-in-law Henric Johan Söderström.
This is a clavichord in the luxury mahogany version of their larger six-octave model. The case is not painted but veneered, the lid is made of solid mahogany, and the naturals are covered with ivory.
The bass part of the bridge (pin 1-29 = C1-E) is a replacement.