This collection details conversations discussing topics such as unity, baptism, women in the Church, the Eucharist and intercommunion, mixed or intermarriage, the nature of sin, and the purpose and role of the Church, and includes papers written by experts of all faiths including Peter Day, an ecumenical officer for the Episcopal Church, Bishop Arthur A. Vogel of the Anglican Church, Bishop Charles H. Helmsing of the Roman Catholic Church, and Robert T. Handy, a Baptist pastor and Professor of Church History at Union Theological Seminary. The collection also contains records of minutes, reports, correspondence, position papers, and books and news statements drafted at bilateral meetings of the Roman Catholic Church and various Protestant churches.

This is an artificial collection composed of individual letters as well as correspondence and other materials of missionaries and related persons doing mission work throughout the world, largely dating from the 20th century.

This collection contains material related to Allen Wright (Kiliahote), a Principal Chief of the Choctaw Nation (1866-1870) and the first Native American graduate of UTS (class of 1855), including biographical material, as well as correspondence about and programs for ceremonies honoring Wright at the Capitol in Oklahoma City and at UTS.

This artificial collection is composed of four minute books and a personal diary kept by women associated with early 20th century Protestant missionary societies across the United States.

Includes clippings concerning the Oxford Conference of 1937 and the first, second, and third assemblies of the World Council of Churches, 1948-1961.

Includes photographs of Edinburgh, 1910; Stockholm, 1925; Lausanne, 1927; Oxford, 1937; Utrecht to Amsterdam; Amsterdam, 1948; Lund, 1952; youth conference at Kottayam, India, 1952; Evanston, 1954; and Union Theological Seminary and the ecumenical movement.

This is an artifical collection composed of audiocassette recordings, held by the Burke Library, of various theological conferences and events, including the Evangelical Women's Caucus, the First International Congress on the Meaning of Human Suffering, God's Call to a New Beginning Conference, and the 1986 and 1987 National Workshop on Christian Unity, among others.