M.D. Gerdau Square Piano

Type: Square Piano

Collection: Sweelinck Collection

Manufacturer: Gerdau, M.D.

Year: c.1845

Geography: St. Peterburg / Russia

Meybom & Co Grand Piano

Type: Grand Piano

Collection: Kolthoorn Collection

Manufacturer: Meybom & Co

Year: c.1845

Geography: Moscow / Russia