A new and accurate chart of the Bay of Chesapeake, with all the shoals, channels, islands, entrances, soundings, and sailing-marks, as far as the navigable part of the rivers Patowmack, Patapsco and north-east.
Scale ca. 1:250,000.
Soundings shown in fathoms.
"Drawn from several draughts made by the most experienced navigators, chiefly from those of Anthony Smith, pilot of St. Marys; and compared with the modern surveys of Virginia and Maryland."
LC copy trimmed and mounted on cloth.
From the author's North-American pilot. 1776. v. 2.
Includes sailing directions, "Observations on the northeast current on the coast of Virginia," "Observations in the River Patowmack ... " descriptive text, and inset "A plan of Herring Bay in Maryland."
Available also through the Library of Congress Web site as a raster image.