found: Holme, T. Fac-simile of Holmes-map of the province of Pennsylvania, 1846:map recto (Sold by John Thornton, Minories, London)
found: LC database, 11-7-88(hdg.: Thornton, John, fl. 1700)
found: Tooley's dict. of mapmakers, 1979(Thornton, John, publisher, chartseller, engraver, Minories, 1652-1701)
found: A chart of the Caribe Ilands, ca. 1680:map recto (Iohn Thornton, hydrographer at the Signe of England, Scotland, and Ireland in the Minories, London)
found: Tooley's dict. of mapmakers, 2004(Thornton, John (1641-1708), hydrographer, 'plattmaker', publisher, chartseller, engraver, instrument maker and publisher 'at the signe of England Scotland and Ireland in the Minories' and 'at the Dyal in the Great Minories, London)
found: New map of Virginia, Maryland, Pensilvania, New Jersey, part of New York and Carolina, 1725:on map (Thorton)
found: Tooley's dictionary of map makers, 2004v. 4, p. 273 (Thorton, John 1641-1708)