Title: Square Piano
Object type: Square Piano
Date: 1784–98
Culture: British
Artist:  George Astor 
Artist bio: Baden 1752–1813 London
Artist nationality: German, active London
Artist role: Maker
Medium: Mahogany, mahogany veneer, iron, brass, ivory, ebony, various materials.
Dimensions: Case L. (perpendicular to keyboard): 55.8 cm (22 in.);  Case W. (parallel to keyboard): 156.2 cm (61-1/2 in.);  H. (including legs) 83.3 cm (32-7/8 in.); D. (without legs or lid): 21.5 cm (8-1/2 in.):  3-octave span: 48.4 cm (19-1/8 in.); Vibrating string L. - longest: 136.6.cm (53-7/8 in., shortest: 11 cm (1/16 in.); c2: 31.5 cm (12-1/2 in.)
Case H w/o legs: 24cm
Stand: H. 61 cm; (w and d same as piano)
Classification: Chordophone-Zither-struck-piano
Credit line: Gift of Bess Riley Oldroyd, in memory of her daughter, Dorothy Oldroyd Lampert, 1980
Geography:  London England  United Kingdom      
Department: Musical Instruments
Repository: Metropolitan Museum of Art, New York, NY