Creator: Johann Christoph Jaeckel and Christian Jaeckel
Date Created: 1790
Physical Dimensions: Case L. (perpendicular to keyboard): 57 cm (22-1/2 in.); W. (parallel to keyboard): 159.1 cm (62-5/8 in.); Case D. without lid: 18.2 cm (7-1/8 in.): Total H.: 81.5 cm (32-1/8 in.); 3-octave span: 48 cm (19 in.)