This collection is made up of records of the various agencies of the church. It also includes material regarding local churches and annual conferences. The collection is made up of thirteen series. The three largest series which make up the bulk of the collection are the Missionary Society, the Woman's Missionary Society, and the Board of Christian Education.

This collection contains information pertaining to the personal and professional life of Winslow Wilson. This file contains several autobiographies, his meditations and personal diary from prison which express his religious and conscientious objector views, personal and professional correspondence pertaining to his sentencing and beliefs, newspapers clippings, publications from his imprisonment, as well as Bible study notes during and after his sentence.