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List of Keyboards 

Harpsichord by Pratensis, V

Photo Credit: Uni Leipzig

Spinet (polygonal) by Portaluppi, F

Photo Credit: Janot Wikicommons

Square Piano by Pommer, C

This square piano was made by Charles Pommer in Philadelphia, Pennsylvania around 1826. Charles Pommer emigrated from Halberstadt, Germany, arriving in Philadelphia in 1811. He also made guitars and violins and in 1835 took over the Bushhill Hotel in Philadelphia, and advertised the hotel in Die Alte und Neue Welt, a Philadelphia German-language paper. This piano has a compass of FF-c4, Viennese action, leather (?) hammers, double-string, first 6 wound, with tuning pins on the right, 4 pedals: moderator, unknown action, dampers, and Janissary, wood frame, and a rosewood case

Credit Smithsonian 

Square Piano by Pohlman, J

A rare and early square piano on an original trestle stand with square legs. Pohlman was part of a group of German piano builders who settled in London after the Seven Years War (1756-1763). They were the pioneers who gave the English piano an unprecedented stimulus. These early square pianos did not have pedals or knee levers, but triggers in the left corner, operated by hand.

Technical data:

  • Inscription: Johannes Pohlman Londini Fecit 1769

  • Compass: 5 octaves (GG-f''')

  • Keyboard: naturals in ivory, sharps in ebony

  • Pedals: 3 stops: 2 to raise dampers, 1 buff

  • Dimensions: W 144 cm / D 49 cm

  • Case: mahogany, crossbanding and bosewood stringing

  • Chris Maene Collection number: CM 36 327

  • Condition: original

  • Location: 2 - Museum "Chris Maene Collection" Ruiselede

Square Piano by Pohlman, J

Square Piano by Pohlman, J

Square Piano by Pohlman, J

Virginal by Poggio, F

Foto : Sofi Sykfont

Virginal by Poggio, F

Spinet attr. Poggi, F

The instrument is attributed to Poggi but it has the inscription Orlandus

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