to a growth in prosperity and an increased interest in music stimulated by phonographs and radio. Piano producers across the country would not fare as well the following decade. Over 347,000 pianos were purchased in the United States in 1923, . Legacy Ampico reproducing pianos, and their associated piano rolls were rediscovered by collectors in the 1960s who formed the Automatic Musical Instruments Collector's Association. References General references Larry Givens: Re-enacting the Artist: A Story of the Ampico Reproducing Piano, Vestal, N.Y.: Vestal Press, 1970. Elaine Obenchain: The Complete Catalog of Ampico Reproducing Piano Rolls, New York: American Piano Co., 1977 History of Ampico, by The Pianola Institute, London, Accessed April 1, 2009 Piano manufacturing companies of the United States Mechanical musical instruments Defunct manufacturing companies based in New York (state)