Book excerpt: Published in conjunction with the March 2000 exhibition at the Smithsonian International Gallery celebrating the tricentennial of the invention of the piano. The 250-plus color photographs and text by Smithsonian curators Cynthia Hoover, Patrick Rucker, and Edwin Good present the technical and social history of the instrument, highlighting the innovative craftsmen, manufacturers, entrepreneurs, teachers, performers and composers who helped to make it the most popular musical instrument of modern times. They also include rare composers' manuscripts and first editions tracing the diversity of music the piano inspired. Annotation copyrighted by Book News, Inc., Portland, OR