The Allied Arts Club of Portland was organized in 1929 to "advance and promote the culture of allied arts in Portland" and was a member of the National and Oregon Federation of Music Clubs. Collection includes scrapbooks with list of charter members, clippings, programs, correspondence, and invitations.

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.

Jeannette Thomas Barlow (1891-1977) was a Portland, Oregon, native and an actress (stage name Ann Winston). Her husband, Howard Barlow (1892-1972), was a symphony conductor. Collection includes correspondence, diaries, sheet music, legal documents, and memorabilia.

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.

Scrapbook of photographs, concert programs, and newspaper clippings compiled by Mary Evelene Calbreath (1895-1972), the contents of which relate to her students. Calbreath was a vocal teacher and composer who lived in Portland, Oregon.

Records of and memorabilia of the Derthick Club, a women's music society in Oregon City, Oregon, that existed from 1900 to 2014.

Benjamin Driscoll was a musician, leader of the Driscoll Orchestra (1904-1906) and cornet player at the Heilig and Bungalow theaters, Portland (1907-1909). His wife, Cerena I. Driscoll, taught voice, drama and piano. Collection consists of correspondence and ephemera relating to the Vega Company and other musical instrument companies, the Royal Arcanum, the Portland Rowing Club and other rowing associations, and the YMCA. Also included are miscellaneous papers of the Driscolls.

Oral history interview with Randall Dunn conducted by Greta Smith Wisnewski from September 17, 2018, to February 8, 2019, as part of the U.S. District Court of Oregon Oral History Project. Dunn was a bankruptcy lawyer in Portland, Oregon, and served as a bankruptcy judge on the Oregon Bankruptcy Court from 1998 to 2017. He also played clarinet in the Salem Symphony from 1977 to 1982, and in the Portland Opera orchestra from 1982 to 2008.

Photostatic reproductions and typescript copies of letters written to Edward Ermatinger (1797-1876) by Archibald McDonald, John Tod, and William Todd; and photostatic reproductions of Ermatinger's collection of songs sung by French-Canadian fur trappers ("Voyageurs"). Ermatinger was an employee for the Hudson's Bay Company from 1818 to 1828, and later was a postmaster, merchant, and banker in St. Thomas, Ontario, Canada.