The papers of Karl Wilson Gehrkens consist mainly of Gehrkenss published and unpublished essays, articles, and addresses on the philosophy of music education, composed between 1914 and 1967. This collection includes one of Gehrkenss published works, Essentials in Conducting (1919). In addition, the Department of Special Collections in the Oberlin College Library holds a complete set of Gehrkenss publications.
Files also include correspondence of a routine nature with Oberlin Secretaries Donald M. Love (1894-1974) and J. Robert Williams (b. 1916). Miscellaneous biographical materials include tributes from various music education groups and college officials. Additional biographical information is included in Gehrkenss student and staff files, housed in the Oberlin College Archives.
The collection also contains thirteen mounted photographs of Shurtleff Cottage and Stewart Hall taken by Gehrkens while he was a student at Oberlin between 1900 and 1905.