Subseries A. Pastors’ Papers consists of correspondence, sermons, photographs, and other records of 15 ministers who served in the church. It also contains two folders of calendars of services from 1890 through 1957, and two printed items. Of interest are the letters Joseph Henry Thayer wrote to the Sabbath School students while serving as a chaplain in the 40th Massachusetts Infantry for nine months in 1862-1863.