Materials consist of manuscript scores written and arranged by Robert P. Manookin. The music is primarily vocal music, both sacred and secular, instrumental arrangements primarily for organ or keyboard, with occasional other orchestrations, and large scale ensemble works. Dated approximately 1935-1997.

Contains copies of letter from George W. Romney to Rona Romney, and a digital copy of George W. Romney newspaper articles at the time of his death, dated 1990-1995.

Typescript of a journal by Kane recording a trip Kane took to France, an interview with Dr. Benneville, a visit to Blockley Hospital, and various poetic and philosophical writings. Also contains copied letters and documents regarding the Mormons' settlement on Indian territory at Council Bluffs and various family history notes.

Typescripts of 1839-1851 journal and copybook

Contains some indexed references to Thomas L. Kane's will.

Poem written by Thomas L. Kane. Date of production not identified.

This series consists of music for chorus, solo vocal, vocal duet, piano, organ, and other instrumental works primarily in the form of photocopies of potentially unpublished performance manuscripts, and the occasional original manuscript and translucent copy. Dates range approximately 1951-1997.

The subseries contains manuscripts of spiritual children's music, for voice with piano accompaniment. Manookin collaborated with several lyricists, and also wrote some text himself. Dates range from approximately 1972-1978.

The series contains manuscripts of spiritual Christmas music, including original works as well as arrangements. The pieces are mostly vocal, particularly choir, with piano accompaniment. Other manuscripts include organ accompaniment as well as other instruments. Present is also a script for a Christmas program, as a presentation that could be performed along with the songs. Dates range from approximately 1974-1995.