Jeremiah Dixon: Brief biography.
Letter of Charles Mason and Jeremiah Dixon: Facsimile of letter dated October 1767 concerning the halting of the boundary line survey. From the Maryland state archives.
Mason & Dixon at the Cape: Essay on a visit to South Africa in 1761. From the Monthly Notes of the Astronomical Society of South Africa, November 1951.
Mason-Dixon Line: Historical information with contributions from several individuals.
On First Reading Thomas Pynchon's Mason and Dixon: Essay by Peter Schmidt.