(Sarah of the Clue Crew reports from the Steinway & Sons factory in New York.)  Steinway stopped using this material in keys decades ago, & in 1993 the company patented a piano key material made of a substitute for it
[DOC] [TLE] Steinway's Grand Ambitions for Its Pianos in China - The New York ... [PAR] Jul 10, 2016 ... A Chinese couple push their daughter to study piano with the aim of giving ... the 
Steinway & Sons D-274 concert grand piano seemed designed to intimidate.