Secretarial Records includes church publications, programs, news clippings, and manuscript notes on the church and its history. Records of the Young People's Society of Christian Endeavor, the Lookout Committee, and the Clerk of Sessions are contained in this series. Also in this series is a volume of Rev. MacCall's quotations, presumably used for sermons.
Publications include Prospect Heights Bulletin and Prospect News. Programs in the series document weekly church services and social gatherings.