This collection is comprised of the single volume mathematics notebook of Samuel Alsop. The notebook includes notes and mathematical diagrams for classes Alsop taught at Westtown School during the year 1855.

This collection is comprised of the single volume notebook of an anonymous Quaker. The notebook includes discussions of religious doctrines, scriptures, and religious topics like, atonement, and the trinity.

This collection is comprised of the single volume notebook of Cassandra Rigby Brinton, and provides a record of Friends who visited her meeting in Lampeter, and her family's Sadsbury Monthly Meeting. Entries describe the individuals who visited, many of whom stayed with Brinton's family. The collection also includes a typed extract of a letter from Walter L. Moore, who donated the notebook, providing further context for the notebook.

This collection is comprised of three volumes of materials related to Enion Cook, including a notebook, a memorandum book describing Quaker ministers, and a volume written by one of his descendants, which provides some brief biographical information.

This collection is comprised of the single volume gardening notebook of Francis Cope Haines. The notebook lists shrubs, vegetables, and flowers planted each year, clippings about Robert Huey’s Rose Garden, and other clippings related to gardening.

This collection is comprised of the single volume of Samuel Heaton's mathematics notebook. The volume is handwritten, and titled "Mensuration of Superficies," which includes mathematical problems and geometric diagrams.

This collection is comprised of the three volumes of miscellaneous notebooks of the Matlack family. Included is a notebook of Asa Matlack, a notebook which includes copied inscriptions from Quaker tombstones, and a notebook with land records of the Matlack family.

This collection is comprised of the two volumes of notebooks of Isaac Norris, largely related to agriculture.

This collection is comprised of a single, small volume notebook written by Maria Webb. The notebook contains genealogical notes on the Penn family, as well as references to other early American Quaker families.

This collection includes six notebooks created by Edward Rhoads, primarily on physics. Also includes a photograph and a book of sketches.