This collection contains materials collected by Susann McDonald ranging from approximately 1937 to 1999. It includes photographs, press materials, World Harp Congress minutes, and other harp related documents.

The collection contains letters, newspaper clippings, photographs, books, articles, concert programs, correspondence, and World Harp Congress harp publications collected by Sylvia Meyer throughout her career as a harpist. Approximate dates range from 1930 to 2001. The items are associated with the American Harp Society. It also contains directories, notes, and certificates regarding members of the American Harp Society.

This collection contains materials collected by Roslyn Rensch ranging from approximately 1984 to 1994. It includes World Harp Congress newsletters, concert programs, American Harp Society directories, news clippings, and correspondence.

This collection includes correspondence and minutes while Ann Mason Stockton was president of The American Harp Society. Other documents are related to her involvement in the World Harp Congress. This collection spans the years 1953-2004 and includes her personal papers as well as one of her musical instruments.

This collection contains video recordings of the sixth through twelfth World Harp Congresses dating from 1996 to 2014. Materials include VHS archive copies, DVD collection archive copies, raw/unedited media, highlight DVDs, DAT recordings, and CD audio recordings.