To his Excellency George Clinton Esqr. Governr of the State of New York this Map of Hudsons River thorough the High Lands is Humbly Dedicated by his Excellencys Most Humble Sarvant[!] Thomas Machin. IV January M·DCC LXXVIII. Pen and ink MS. uncolored. Area shown from "Hausbrooks to Kings Ferry." Cf. Sparks, Jared. Catalogue of the library of Jared Sparks., p. 208. Scale [ca. 1:31,680]. 115 x 30 cm.