List of books received, Oct. 24, 1763 with 1764 addition

This document also lists volumes donated by a Mr. Bradstreet and Mr. Harris, as well as a list of "books saved [from the 1764 fire] by being borrowed" by individuals named Sewall, Parker, Cushing, Appleton, Brigden, Marsh, Cooke, Bowdoin, and Chardon.

Of the invention of theorems : manuscript, [17--]

Mathematical notes, equations, theorems, and definitions. Probablynot by William Winthrop (Harvard AB 1770) as it is different handwriting and language habits from other of his manuscript.