- MS-2-249, SF Box 31, Folder 12-13; SF Box 34, Folder 3-7
- 1931-1954, 1978-1980
Fonds consists of Phi Delta Theta records, including programs, budgets, reviews, newspaper clippings and materials related to the fraternity's fiftieth reunion in 1980. There is also Morton's history of the fraternity, miscellaneous correspondence (including some with Kenneth Leslie’s lawyer regarding the Committee on Un-American Activities) and a play written by Morton in the 1930s.
Morton, Ralph S. , 1908-