This collection consists of four volumes containing tax assessments, mathematical exercises, accounts, memoranda, and school compositions created by Mahlon and James Batten of Pencader Hundred, Delaware, between 1832 and 1874.

This account-keeping exercise book, general store ledger, and shoemaker’s ledger reflect the economic activities of members of the Booth and Green families as well as other residents of Delaware County, Pennsylvania, between 1807 and 1857.

This copybook of mathematical exercises was created by Ann “Nancy” W. Burton, likely a resident of Sussex County, Delaware, between 1815 and 1820. The volume contains rules, examples, tables, and applications of mathematical principles.

Charles Green of Brandywine Hundred, Delaware, created these notebooks of mathematical rules and exercises around 1840-1841 to aid his study of practical geometry.

Sarah R. Latimer, a resident of Wilmington, Delaware, completed this account-keeping exercise circa 1808-1809. The exercise includes a sample daybook and ledgers.

John A. (John Andrew) Parke, likely a student in Strasburg, Pennsylvania, kept this penmanship exercise book between 1845 and 1846. Parke used the book to practice his handwriting in German Text.

This single volume manuscript, dated 1823-1837, likely created by Mary C. Richards of Lewes, Delaware, functioned primarily as a mathematical and accounting exercise book, but also includes a brief daybook, two ledgers, and memoranda at the end.

The early nineteenth-century notebook of Elizabeth W. Supplee (probably of Philadelphia, Pennsylvania) contains handwritten math exercises demonstrating a variety of principles. The exercises include numerical problems, word problems, and other applications. The pages are adorned with elaborately scripted headings, Elizabeth’s name and initials, and simple sketches.