Draft of the score for a composition by Jacob Avshalomov (1919-2013) titled "Symphony: The Oregon." Avshalomov was the director of the Portland Youth Philharmonic Orchestra in Portland, Oregon, from 1954 to 1995. He was commissioned to write the piece by the Oregon Centennial Fine Arts Commission; it premiered in March 1962.

The papers of Jacob Avshalomov consist of correspondence, clippings, programs, musical scores, certificates, memoir books, photographs, and publications relating mostly to his musical career, as well as those of his sons, David and Daniel, and his Russian-born father, Aaron. Also included are programs, reviews, and photographs of the Portland Junior Symphony (later the Portland Youth Philharmonic), which he led from 1954 to 1995.

Mary Evelene Calbreath (1895-1972) was a music teacher and composer in Portland, Oregon. Collection includes correspondence, musical programs, articles, genealogy, ephemera, daybook, landscape album, diaries, and score.

Collection includes manuscripts of musical compositions, sketches, notebooks, and clippings of Portland Civic Opera Association and Theater Arts Opera Association, 1947-1966. Eugene Fuerst was conductor and director of the Portland Civic Opera Association and Theater Arts Opera Association.

Frederick William Goodrich (1867-1942) was a composer, organist and choir director in Portland, Oregon. Collection consists of original scores and arrangements, primarily of religious music, as performed in Portland-area churches, circa 1895-1930; an unpublished history of the Portland Symphony Orchestra, 1899-1933; and reports regarding the Oregon Music Project, 1935-1942.

Papers include correspondence, 1929-1969; poems, 1917-1956; scrapbook, 1942-1944; and musical scores, plays, stories, and other writings.

Papers of composer Francis Richter (1888-1938), including scorebooks for Richter's compositions, recordings of musical performances by Richter, personal papers, and biographical materials. Richter was a blind composer, pianist, and organist who lived in Portland, Oregon, and in Minnesota.

This collection reflects efforts by the Society of Oregon Composers to gather a library of Oregon musical compositions, and to promote and support musical composition in the state. The collection consists primarily of musical scores for voice, piano and strings (1902-1941), with other materials relating to the music library, membership in the society, and competitions.