![Square piano. The grand piano, invented by Bartolomeo Cristofori (1655–1731) around 1700, did not become popular until about 1785. The German Johannes Zumpe, working in London around 1763, was first to inspire Square piano. The grand piano, invented by Bartolomeo Cristofori (1655–1731) around 1700, did not become popular until about 1785. The German Johannes Zumpe, working in London around 1763, was first to inspire](https://c8.alamy.com/comp/2G3Y5AB/square-piano-the-grand-piano-invented-by-bartolomeo-cristofori-16551731-around-1700-did-not-become-popular-until-about-1785-the-german-johannes-zumpe-working-in-london-around-1763-was-first-to-inspire-general-interest-in-the-piano-charles-burney-17261814-wrote-that-zumpes-square-pianos-became-so-popular-because-of-their-low-price-and-the-convenience-of-their-form-as-well-as-power-of-expression-2G3Y5AB.jpg)
Square piano. The grand piano, invented by Bartolomeo Cristofori (1655–1731) around 1700, did not become popular until about 1785. The German Johannes Zumpe, working in London around 1763, was first to inspire
![In 1775 Johann Behrent built the first American-made piano in Philadelphia calling it under the name "Piano Forte." | Piano, Home music rooms, Music room In 1775 Johann Behrent built the first American-made piano in Philadelphia calling it under the name "Piano Forte." | Piano, Home music rooms, Music room](https://i.pinimg.com/474x/d3/18/d6/d318d6de691a046d1fd427e1179c7246--piano-forte-crescendo.jpg)
In 1775 Johann Behrent built the first American-made piano in Philadelphia calling it under the name "Piano Forte." | Piano, Home music rooms, Music room
![The origins of the Piano:The Story of the Piano's Invention - Musical Instrument Guide - Yamaha Corporation The origins of the Piano:The Story of the Piano's Invention - Musical Instrument Guide - Yamaha Corporation](http://www.yamaha.com/en/musical_instrument_guide/common/images/piano/structure_main.jpg)