The subseries contains manuscripts written by Robert P. Manookin for voice and piano, with lyrics by different authors. The songs are all secular in nature. Includes both instrumental and spoken for single or multiple voices. Dates range approximately 1974-1986.

The subseries contains arrangements and original compositions by Robert P. Manookin, both spiritual and secular in nature. The pieces are manuscripts, scores, onion sheets and other materials, such as fingering charts. The music is written almost exclusively for organ, with accompaniments for trumpet and other brass instruments. Dates range approximately 1961-1997.

The subseries contains manuscripts for piano, both written and arranged by Robert P. Manookin. The pieces are predominantly spiritual, few are secular. Dates range approximately 1972-1988.

This series generally consists music for large ensemble groups, such as pageants, choir and orchestra, or orchestra alone. Each title often includes photocopied sets of parts, manuscripts, photocopied full score manuscripts, conductor score, translucent copies, and/or pageant scripts if applicable. Much of the choral or orchestral music was premiered at Brigham Young University. Pageant music was written for the New Zealand Temple. Dates range approximately 1935-1985.

The subseries contains manuscripts of piano or organ accompaniment for vocal duets, written by Robert P. Manookin. They are all spiritual compositions, with dates ranging approximately 1976-1988.

The subseries contains manuscripts written and arranged by Robert P. Manookin for vocal performance. In accompaniment, the works are written for piano or organ. Other accompaniments are written for various string and horn instruments. The pieces are mostly spiritual, accompanied by a few secular songs. Dates range approximately 1952-1991.