This collection includes papers for Dr. Nathaniel Saltonstall (1776-1814) of Haverhill, MA and Nathaniel Saltonstall (1784-1838) of Salem, MA. One box includes three account books pertaining to Nathaniel Saltonstall of Salem; these volumes are identified as "journal, ledger, and cash book" with a volume number and a date range of 1820-1830. A second box includes four daybooks (1772-1774, 1783-1812, 1793-1801, and 1801-1815) for Dr. Nathaniel Saltonstall of Haverhill; these daybooks record medicines prescribed to his patients and accounts for his practice. A third box includes three folders of business and personal correspondence; one folder is dated 1783-1815, a second is dated 1801-1828, and the third is dated 1805-1838.