"Americus Backers (died 1778), sometimes described as the father of the English grand pianoforte style, brought the hammer striking action for keyboard instruments from his master ...
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Gottfried Silbermann's workshop in Freiburg to England in the mid-18th century. Unlike the eleven other ex-apprentices of Silbermann who followed him to England and built square pianos with his action, Backers developed Silbermann's action (copied from Cristofori) into a reliable, powerful and responsive form that he built into a grand harpsichord case and added two tonal effects – una corda and damper lift – activated by pedals built into the dedicated trestle stand, again his original innovation. This new instrument altered the landscape of English music, causing composers and musicians to consign the plucked string harpsichord and its music to history. It is upon Americus's design that the modern grand pianoforte we know today is based." - (en.wikipedia.org 24.07.2022)
