Ruth Barrett Phelps (October 21, 1899 - August 30, 1980) was an American organist whose career included both theatre organ and church performance.
[1] She studied under a number of well-known teachers including Lilian Carpenter, Lynnwood Farnam, Ernest Mitchell, Fritz Heitmann, and Frank La Forge, and she attended Guilmant Organ School in New York City and American School of Music in Fontainebleau, France.
[4][5] She became the principal organist at The First Church of Christ, Scientist by 1950, the Aeolian-Skinner organ installed during her tenure was designed by her husband.
[10] She wrote a monthly review column in The Christian Science Monitor, and published a number of music books.
[3] Among these books were several compilations of Mary Baker Eddy hymns and other music "suitable for Christian Science services".