Kawata's work as a missionary, scientist, scholar, and humanitarian are reflected in this collection. Correspondence, photographs, legal papers, and reports on community improvement projects make up the series on his early life in schools, Japanese-American internment camps, and the mission field in India. Correspondence, academic papers, and published articles and monographs represent his university and publishing life. The publications series also contains articles by Kawata on such topics as the internment camps, prejudice in South Africa, and the U.S. military.

This collection contains mostly administrative records from Williams' work in missions administration. Included are Williams' reports on his trips overseas; personnel application procedures and personnel development procedures; papers and reports by other authors on missiology and missions theory; a history of the Joint Committee on Missionary Personnel: clippings, books, pamphlets, and reports on several geographic regions, especially China.

The correspondence in this series is composed of both in-coming and out-going letters. The correspondence deals soley with foregn mission work.