These files reflect Pyper's interest in music and involvement in several music groups. Materials concerning the Salt Lake Musical Arts Society, located in boxes 69-72, are arranged alphabetically by the individual or group contracted to perform. A scrapbook in box 72 contains news clippings and programs concerning those performances. Box 73, folder 5, includes sketches of various music organizations. Folders 8-12 of the same box contain information on individual musicians such as Emma Lucy Gates, Susa Young Gates, H. E. Giles, and John J. McClellan. Speeches by Pyper on music are in box 74, folders 1-3. Music scores by Evan Stephens, a conductor of the Mormon Tabernacle Choir, are in box 75, folders 1-6. Music scores and a director's script for Pyper's production, "The Message of the Ages" are located in box 76, folders 3-5. Some writings on Hindu music appreciation are located in folder 5 of box 79. Music speeches and scores by Pyper are found in box 80, folders 1-3.