Buzzards Bay and shoals of Nantucket. nautical chart

Scale ca. 1:100,000.
Title on verso: Nantucket Shoals and Buzzards's Bay by Lieutt. Knight, 1778.
Soundings shown in fathoms.
Manuscript, pen-and-ink, pencil, and watercolor.
Watermark: Large fleur-de-lis in a shield surmounted by a crown over an undecipherable figure, all of which are over the letters GR and J. Whatman.
LC Maps of North America, 1750-1789, 984
Available also through the Library of Congress Web site as a raster image.
Vault
AACR2: 100; 651/1; 651/2; 650/3; 650/4; 650/5