Contains family records, diaries, family histories, photographs, and other materials collected by Clark relating to his life and the Clark and Noble families. Materials date from between 1896 and 1981.

Contains the scrapbooks and photographs of Clark. The scrapbooks detail the events of his life beginning in 1902 and ending in 1984. The photographs, newsclippings, letters, correspondence, and journal entries making up the scrapbooks were organized into Early Years, 1929-1944, Temple Years, Mission to Sri Lanka, and Final Years, 1902 to 1985. Also includes negatives.

Materials contain project Mexico files, including news clippings, proposals, participant lists and photos, correspondence, meeting files, ESL files, Mexican Education Week files, and other records. Dated from 1971 to 1979.