This collection contains the historic papers of the First Presbyterian Church in Logan, Utah, spanning the period between 1878 and 1993. It contains minute ledgers, legal papers, correspondence, church publications, church bulletins, baptism and marriage records, and essays about the history of the church’s activity in Logan. This collection also contains the Sessional Records of the Emanuel Presbyterian Church, formerly in Hyrum, Utah, from 1887 to 1911. It also contains a church record from the "Scandinavian operated" Trinity Methodist Episcopal Church in Logan (1885—1891), which dissolved in 1891 and the membership incorporated into the First Presbyterian Church.

This collection is organized into three parts: ledgers (Series I), church papers (Series II), and church bulletins and The Pulse (Series III). The ledger section, Series I, contains seventeen oversized, stand-alone ledgers consisting of church minutes (1878—1985), financial records (1915—1941), a Certificates of Dismission and Reception ledger (1929—1950), guest registers (1927-1989), the Church Record of the Trinity Methodist Episcopal Church, Logan, (1885-1920), and the Sessional Records of the Emanuel Presbyterian Church in Hyrum (1887-1911).

Series II contains ten boxes from the Logan Presbyterian Church. It consists of church financial papers, officers’ correspondence and papers, legal papers, women's organizations papers, publications, Logan Academy documents, newspapers clippings, church renovations papers, and Harbor Lights Mariners Club documents. Several items of interest are the correspondence of Rev. Harris Pillsbury, Rev. William F. Ehmann, Rev. T. Ross Paden, Elder and Church Treasurer Irving L. Brangham, and the Logan Academy Principal Margery E. Frink. Series II, Box 10 contains six ledgers that are sealed for 50 years until 2049.

Series III contains church bulletins and The Pulse. The church bulletins (programs for weekly worship services) cover 1949 to 1988, with an incomplete run of church bulletins between 1885 and 1931. This series also contains issues of The Pulse, the church’s weekly newsletter, from 1975 to 1990.