The collection consists of letters of Sephonia Furlong Baldwin of Waterbury, Anne Arundel County from son Lewis Warrington Baldwin while employed with the Illinois Central Railroad, 1897-1901. The collection also contains letters from Mrs. Baldwin's husband and friends. Also included is the personal correspondence of Reverend Henry Furlong (1822-1886), from parishioners, family, friends, containing news of events in the Baltimore District of Methodist Episcopal church.

This collection contains correspondence addressed to Reverend John Lusby Pitts, an itinerant Methodist minister in Maryland and Virginia, between 1798-1821. The majority of the letters are penned by other Methodist ministers and discuss camp meetings, revivals, conferences, politics, as well as daily life.