Subseries contains Litterell's files on individual pieces as well as miscellaneous papers he kept with them. He collected photocopies, articles, information on composers and performance practice, correspondences, flyers, progams on specific works. He also had a miscellaneous collection of newspaper clippings, photocopies of Lyon and Healy harp books, and similar items disconnected from specific works. Materials dated approximately 1900-2013.

Subseries contains the contracts with Lyon and Healy and Alry Publications pertaining to the copyright and royalty agreements for Litterell's published transcription. Materials dated approximately 1970-2013.

Subseries contains the programs from Bob D. Litterell's performances as a student and professional, living in Colorado, California and Kansas. Also included are some correspondance and documents from his schooling at Wichita State University, newspaper clippings and an illustrated paper about the harp in Egypt and Mesopotatmia. Materials dated approximately 1970-2013.

Series contains photographs of Bob D. Litterell, his quintet, other harpists and other musicians. There are loose prints of photographs, framed photographs, and signed photographs. This was Litterell's personal collection of photographs connected to the harp. The photographs of Litterell span his adulthood. Materials dated approximately 1900-2013.

Subseries contains a collection of Lyon and Healy harp books from 1916, 1924 and a 1979 facsimile of the 1899 harp book. It also includes photographs and correspondance relating to extensive repairs on Litterell's personal harp in 1996. Materials dated approximately 1916-2013.