- Edmond T. Johnson
(b Gloversville, NY, June 4, 1950). American organologist and conservator. He was educated at Harvard College and studied harpsichord building under hugh Gough . Since 1991 Koster has been on the faculty of the University of South Dakota and the National Music Museum, where he holds the title of Conservator and Professor of Music. He is a leading authority on the history and development of early keyboard instruments, a topic on which he has extensively published. Between 1975 and 1991, Koster served as a technician and conservator to the Museum of Fine Arts, Boston. In 1994 he published a monumental catalog of that museum’s collection of keyboard instruments, Keyboard Musical Instruments in the Museum of Fine Arts, Boston (Boston, 1994), which was awarded the American Musical Instrument Society’s Bessaraboff Prize in 1997. In addition to his work in the area of historic keyboard instruments, Koster has undertaken research on the choralcelo, an early electronic instrument developed during the first years of the 20th century....