Letter from William Croswell to Dr. E. Porter, 1828 May 20

Draft of a letter regarding Croswell's claims for compensation from the Harvard Corporation.

Letter from William Croswell to Andrew Croswell, 1828 June 20

Draft of a letter to Croswell's nephew regarding the family's history.

Letter from William Croswell to Edward Everett, 1828 July 14

Draft of a letter regarding Croswell's claims for compensation from Harvard.

Letter from William Croswell to Edward Everett, 1828 July 29

Draft of a letter concerning a bill.

Letter from William Croswell to Joseph May, 1828 August 20

Draft of a letter regarding Croswell's Mercator map.

Letter from William Croswell to Samuel Payson, 1828 October 3

Draft of a note regarding the proposal for a measuring book.