This fonds documents the work of Ecumenical Officer Peter Day in representing the Episcopal Church on various external Christian bodies engaged in consultation on common liturgical and social matters, as well as discussions of unity. Of particular note are the Episcopal Church's files on the Consultation on Church Unity (COCU). Correspondence, reports, newsletters, articles, questionnaires are also found in the records.

This archive is a comprehensive set of the personal papers of Helen Brogden Turnbull from early grade school to her retirement and beyond. The materials are centered on her professional endeavors with the Church, including her work with the World Council of Churches, United Church Women, and Windham House.

The Papers of Massey H. Shepherd, Jr. include materials pertaining to Shepherd’s personal life, his teaching career, and his many responsibilities as a priest for The Episcopal Church. Shepherd was a prolific writer and the collection contains a great deal of his research and written work, both published and unpublished. Also included is correspondence, printed material, and Church publications which reflect the wide range of Shepherd's interests as well as the many Church agencies and functions with which he was associated.

The Papers of Daisuke Kitagawa include biographical and education materials, including records from his education and research in Japan, writings, anti-war activities, and records of his leadership in the World Council of Churches and on the Executive Council of The Episcopal Church. One of the more significant aggregations of material within the collection is a series of papers documenting both his internment and resettlement following the bombing of Pearl Harbor. Materials from other family members, including his wife Fujiko, round out the collection.