Robert Hall Lewis was a composer who taught at the Peabody Institute from 1969 to 1980. This collection contains newspaper clippings and related publicity about Lewis, correspondence between Lewis and the Peabody Institute, two photocopies of the holograph for his String Quartet No. 4, and three musical sketches for his Symphony No. 4.

Soprano Phyllis Bryn-Julson taught at the Peabody Institute from 1984 to 2017 and is known for her performances and recordings of 20th-century vocal music. The Phyllis Bryn-Julson papers contain programs, photographs, and other publicity materials from her singing career, correspondence with composers and other musicians, and scores of vocal music with Bryn-Julson's performance markings.

Poeliu Dai (1908-1992) was a diplomat, and served as a technical counselor for the Commission on the Peace Treaty with Japan in 1948. This collection contains news clippings, pamphlets, reprints, journal articles and other published materials, mostly relating to the United Nations, the United States government, and the Canadian government from the 1950s through the 1980s.

The collection consists of the personal papers of Dr. Barnes covering his work in infrared spectrocopy, infrared physics, and the electron microscope. The collection spans the 1920s through the 1980s.

Reginald Stewart was a Scottish-born conductor and pianist who served as director of the Peabody Conservatory from 1941 to 1957 and music director of the Baltimore Symphony Orchestra from 1942 to 1952. His papers include scrapbooks, correspondence, photographs, and recordings related to his career.

This collections consists of one bound volume. It is a scrapbook put together by Dr. Cowles to display his collection of newspaper articles, drawings and photos about the oyster trade in the Chesapeake Bay area. The collection provides a look at the struggle amongst oyster tongers, oyster farmers and the Republican and Democratic parties to find a solution to declining oyster population in the early 20th century.

Robert W. Waite was a cellist for the Saturday Night Club. His collection includes personal papers from his time spent as a member of the group.

Rodney Hansen was an organist and choirmaster who graduated from the Peabody Conservatory of Music and spent much of his career in Baltimore. His personal papers include correspondence, concert programs, and clippings related to his career.

Samson Feldman (circa 1901-1983) began submitting political cartoons to The Baltimore Sun after graduating from Baltimore City College. This collection contains 33 printed cartoons that were published in The Evening Sun editions of The Baltimore Sun from 1917 to 1918. The collection also includes one photograph of Feldman from circa 1966. This collection does not include original art work.

Sidney Clopton Lanier (1842-1881) was an American musician, poet and author. The collection spans the years 1838 to 1998, with the bulk dating from 1838 to 1972. The material consists of correspondence, prose, poetry, lecture and music manuscripts, photographs, memorial information, and newspaper clippings.

The Sitwells were a literary family with a country estate at Renishaw Hall in Derbyshire, England. The collection contains letters, a notebook, photographs, newspaper clippings, and books related to the siblings Dame Edith Louisa Sitwell (1887-1964) and Osbert Sitwell (1892-1969), and their cousin by marriage, Constance Sitwell (1887-1974). The material dates from approximately 1921 to 1962.

Sounds and Stories began in 2002 as an oral-history project. A Peabody Conservatory musicology seminar of 18 students interviewed dozens of participants in the music of Baltimore's black community to record their memories and to document their world and their legacy. The collection was assembled primarily from 1998 to 2004 and contains oral histories, photographs, and supporting research about African-American musical culture, especially in Baltimore from approximately 1930 to 1960.

Roseanne Traxler Klass was born in Cedar Rapids, Iowa. From 1980 to 1991 Klass founded and headed the Afghanistan Information Center at Freedom House in New York, NY.The papers document the various aid groups and human rights organizations involved in the Afghanistan war from the 1970s to the late 1990s. Support groups include the Afghanistan Relief Committee, Free Afghanistan, and Medicines san Frontieres.

The Theater Chamber Players, founded by Peabody Institute faculty members Dina Koston and Leon Fleisher, were a chamber music ensemble that featured 20th-century music and was based primarily in Washington, D.C., from 1968 to 2003. The TCP records include administrative and business documents, correspondence, working files, concert programs, publicity material, photographs, recordings, scores, and reference material.

Theodor (Theodore) Hemberger was a German-born violinist, conductor, and composer who directed the Germania Männerchor and performed with H.L. Mencken in the Saturday Night Club. His wife, Emma Conrad Hemberger, was a singer and the composer of the anthem "Baltimore, Our Baltimore." The collection consists primarily of manuscript scores of Theodor's original works and arrangements for orchestra, voice, and chamber ensemble. Also included are manuscripts of Emma's music.

The collection consists of two letters from Thomas Eagleton to E. C. Goodall regarding his lecture at Hopkins on September 26, 1972; two newspaper clippings; and a typescript of the lecture.

Thomas Gresham Machen (born 1886) was an architect and book collector. The collection consists of clippings of Baltimore newspapers from 1859, correspondence from 1909 and 1945 relating to rare books, and an undated biographical sketch of Maryland colonial settler, Margaret Brent.