The Allen mss., 800-1972, consists of manuscript pieces collected by William Edward David Allen, 1901-1973, foreign service officer, businessman, and author, and his own writings about Georgian history.
The Calverley mss., 1359-18/19th cent., consist of Arabic manuscripts collected by Edwin Elliott Calverley, 1882-1971, professor of Arabic and Islamic studies, whose notes about the documents are occasionally found inscribed thereon.
The Ege mss., 12th-16th cent., consist of original leaves from medieval manuscripts of Western Europe collected by Otto F. Ege, 1888-1951, dean of the Cleveland Institute of Art and lecturer on the history of the book at the School of Library Science, Western Reserve University, Cleveland, Ohio.
The German mss., ca. 16th century-2004, consist of individually acquired letters, documents, and historical and literary manuscripts written in German, relating to the history, culture, and life of Germany.