The Nathan Lupu Collection contains the original manuscripts of his 25 known compositions (written almost exclusively for solo piano), manuscripts and exercises on theory, published works by Thorvald Otterström, biographical material about Nathan Lupu, and one audiocassette.
Series IX: National, 1981-1999 contains newsletters, case details, project papers, supreme court rulings, and other documents that involve The Center's involvement with the public on the national level.