Title: Square Piano (Portable Model)
Object type: Square Piano (Portable Model)
Date: ca. 1790
Culture: British
Artist:  Longman & Broderip 
Artist role: Manufacturer
Medium: Mahogany veneer case, ivory naturals, ebony accidentals.
Dimensions: Case length (perpendicular to keyboard) : 40.8 cm
Width (parallel to keyboard): 75.5 cm
Case depth without lid: 16.3 cm
Total height: 80.3 cm
Classification: Chordophone-Zither-struck-piano
Credit line: The Crosby Brown Collection of Musical Instruments, 1889
Geography:  London   United Kingdom      
Department: Musical Instruments
Repository: Metropolitan Museum of Art, New York, NY