| Box | Folder | Description | Date |
| 1 | 1 | Administrative correspondence | 1981 |
| 1 | 2 | Bob Duncan general correspondence, A-E. Letters to and from B.A. Botkin, Mody Boatright, E.E. Dale, Angie Debo, and others. 69 items | 1949 - 1952 |
| 1 | 3 | Bob Duncan general correspondence, F-J. Letters to and from Bob Duncan on various subjects, includes song lyrics sent by request. 25 items | 1949 - 1952 |
| 1 | 4 | Bob Duncan general correspondence, K-P. Letters to and from Alice Marriott and Elizabeth Pilant, among others. 72 items. | 1949 - 1952 |
| 1 | 5 | Bob Duncan general correspondence, Q-T. Letters to and from C.C. Rister and Lee Spencer, among others. 41 items | 1949 - 1952 |
| 1 | 6 | Bob Duncan general correspondence, U-Z. 31 items | 1949 - 1952 |
| 1 | 7 | Correspondence with Duncan Emrich; consists of invitations, responses and related material regarding a May 26, 1951 visit to Oklahoma City by Emrich who was chief of the folklore recording section, the Library of Congress; 23 items. | 1949 - 1952 |
| 1 | 8 | Correspondence with Sarah Gertrude Knott; comprised largely of Knott's letters to Duncan on a variety of topics including National Folklore festivals which she directed and Sac and Fox participation in a festival; 51 items. | 1949 - 1952 |
| 1 | 9 | Correspondence with Vance Randolph; Arkansas folklorist and author of "We Always Lie to Strangers" discussing regional collectors, songs and other topics of interest; 13 items. | 1949 - 1952 |
| 1 | 10 | Correspondence with Julian Lee Rayford; entertainer and storyteller; 7 items. | 1949 - 1952 |
| 1 | 11 | Unpublished interviews and stories, undated; 6 items. | . |
| 1 | 12 | Federal Writers Project; transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma; 18 items. | 1935 - 1937 |
| 1 | 13 | Bob Duncan working files; consists of correspondence, interview transcripts and other documents created by Duncan. Includes local history project information and library history.; 15 items. | 1950 - 1952 |
| 1 | 14 | Radio scripts for historical programs about work in the Oklahoma oil fields; 6 items. | 1950 - 1952 |
| 1 | 15 | Oklahoma Folklore Projects, publicity, press releases; 19 items. | 1949 - 1952 |
| 1 | 16 | Reprints of articles published about folklore in and for schools, Indigenous People, oil field work, music, and other topics; 6 items. | 1949 - 1952 |
| 1 | 17 | Bibliographies of resources for folklore, Native American, oil industry, folk music resources; 7 items. | 1948 - 1950 |
| 1 | 18 | Correspondence about folk songs and music; 25 items. | 1950 - 1952 |
| 2 | 1 | Folk festival promotional materials for events in Oklahoma, Texas, and other states; 21 items. | 1950 - 1952 |
| 2 | 2 | Newspaper clippings and brochures about folk events; 8 items. | 1949 - 1952 |
| 2 | 3 | Bob Duncan working files, Folklore of the Oil fields project. Includes proposal, vocabularies, interview transcripts, stories and bibliographies; 29 items. | 1949 - 1952 |
| 2 | 4 | Article drafts written by Bob Duncan about oil field work and lore; 12 items. | 1949 - 1952 |
| 2 | 5 | Federal Writers Project; frontier live and cowboy lore. Transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma | 1935 - 1937 |
| 2 | 6 | Federal Writers Project; folkways and customs. Transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma | 1935 - 1937 |
| 2 | 7 | Federal Writers Project; folk songs, games and music. Transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma | 1935 - 1937 |
| 2 | 8 | Federal Writers Project; various topics. Transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma | 1935 - 1937 |
| 2 | 9 | Folk songs and music | 1949 - 1952 |
| 2 | 10 | Bob Duncan correspondence about folk songs and music | 1950 - 1952 |
| 2 | 11 | Folk song lyrics | 1950 - 1952 |
| 2 | 12 | Chickapoo Maiden song research | 1950 |
| 2 | 13 | Federal Writers Project; folklore superstitions and ghost stories. Transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma | 1935 - 1937 |
| 2 | 14 | Federal Writers Project; folklore treasure hunting and outlaw lore. Transcriptions of interviews and stories collected by The U.S. Work Projects Administration Federal Writers' Project and Historical Records Survey in Oklahoma | 1935 - 1937 |
| 2 | 15 | Folkways, includes dances, cowboys, tall tales, moonshine, superstition, etc. | 1935 - 1937 |
| 2 | 16 | Materials created for circulation at library, Oklahoma Folk Songs | 1952 |
| 2 | 17 | Day book of Wright Patrick, songs journal entries and financial ledger | 1876 - 1883 |
