The biography of Joshua Longstreth Baily, written by Alfred Baily, includes a brief history of the Baily family, and is largely comprised of extracts of Joshua Baily's letters.

This collection is comprised of the single letterbook of Richard Hockley and contains business correspondence. The majority of letters in the volume are written by Richard Hockley on his travels for the business interests of Thomas Hyam, a London merchant. Letters are written from a variety of locations, including Barbados, Charleston, South Carolina, and Philadelphia, Pennsylvania.

The commonplace book of Mary Kite includes extracts from her diary, correspondence, and an account of a religious visit to North Carolina. Diary entries concern family news, as well as Kite's attendance at Quaker meetings and social events.

The collection consists primarily of lively letters by Joseph Mendenhall, a Quaker bachelor, to his cousin. They are written from Lawrence, Kansas, between 1882 and 1903, on topics ranging from Quaker ministers, the possibility of less plainness in meetinghouses, and many details about episodes in his or others' lives.

This collection is comprised of the correspondence of the Newlin family. The majority of letters are addressed to Rachel Newlin, written by her brothers, Nicholas and William, and her sister, Hannah Ann Walter. The letters discuss family news, social calls, and events attended, particularly marriages in the Quaker community.

This collection is comprised of the correspondence, financial records, and legal records of Sansom Perot Morris. The collection includes hand drawn maps of property, copies of Sansom Perot's will, loose financial documents, rent contracts, deeds, and correspondence.

This collection is comprised of the papers of Isaac Proctor. The majority of the collection is composed of the personal correspondence of Proctor from the end of the 18th century, but also includes a single, small diary, and a single folder of his financial records.

Primarily the letters of the Quaker Scattergood family detailing daily life in the Philadelphia area and touching on issues of dress. There is a also a letter of Joseph Scattergood from Tunesassa, New York, telling of his work with Cornplanter's Native Americans. As well, there is a diary kept by Ann Sellers from 1853 to 1856 and a cookbook, circa 1800.

This collection is comprised of a single folder of the papers of the Thomas family, and includes a letter from Thomas Jones of Haverford Monthly Meeting to Chester Monthly Meeting, documents related to the execution of a will, and a document pertaining to the purchase of land in 1682 by John Thomas and Edward Jones.