Letter from James Winthrop to William Bentley, 1787 September 2

Two folio-sized leaves containing a one-page brief handwritten letter from Winthrop to Bentley mentioning the receipt of certain items and Winthrop's presentation of a geometric solution at an Academy meeting.

Letter from James Winthrop to William Bentley, 1787 November 10

Two octavo-sized leaves containing a two-and-a-half-page handwritten letter from Winthrop to Bentley discussing the Federal Constitution and the balance of power between the states and federal government. The second leaf is torn.

Letter from James Winthrop to William Bentley, 1787 December 26

Two octavo-sized leaves containing a one-page handwritten letter from Winthrop to Bentley briefly discussing Winthrop's progress on geometric problems.