"Certificate respecting the Rev. John Seccombe," 1795 August

One leaf (pages 301-302) of the August, 1795 issue of Massachusetts Magazine with an editorial regarding the authorship of Father Abbey's Will. The article identifies John Seccombe as the author based on information provided by "Thaddeus Mason, Esq. of Cambridge, the only surviving classmate, and very intimate friend of the Rev. John Seccombe."

Letter from William Croswell to John Jones, [1808]

Draft of a letter concerning Croswell's Mercator map.

Letter from William Croswell to [John] Bonnycastle, 1808 May 6

Draft of a letter to John Bonnycastle of the Royal Military Academy in Woolrich, England, requesting a recommendation.

Letter from William Croswell to John Bonnycastle, [1808 May]

Draft of a letter requesting help in publishing a map.

Letter from William Croswell to John C. Page, 1811 December 24

Draft of a one-page letter regarding Page's financial assistance to Croswell in Liverpool, with a laid-in leaf containing an accounting statement.

Note from William Croswell to President Kirkland and the Corporation of Harvard College, 1817-1821

This folder contains six documents: three drafts of a brief March 10, 1817, note to Harvard President John Kirkland, with two of the drafts followed by an October 25, 1819, note to the Harvard College Corporation concerning Croswell's work on Harvard's Library Catalogue.

Letter from William Croswell to John Davis, 1818 December 5

Draft of a one-page letter to Judge John Davis regarding a mathematical problem.

Letters from William Croswell to John Thornton Kirkland, 1820 April-August

This folder contains copies of three brief letters from Croswell to Harvard President Kirkland, dated April 5, 1820, July 6, 1820, and August 28, 1820, requesting payment.