Contains correspondence of Brune, her husband, Frederick William Brune, and other members of their family. The letters primarily discuss personal matters, such as travel arrangements, school, and health. Some of the letters discuss church-related affairs and personal beliefs.

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.

The Israel Fielder papers contain business and financial papers from Fielder Israel, John Robert and Thomas B. Israel, respectively, correspondence, and church records. These materials are dated between 1790 and 1916.

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.

This collection consists of copies of a series of letters between Reverend William F. Brand and Rt. Reverend William R. Whittingham, 4th bishop of Maryland, concerning duties of the clergy as citizens of a divided state and nation.