Plan de Boston avec les sondes et les directions pour la navigation. Traduit de l'anglais.

Scale ca. 1:28,000.
Relief shown by hachures. Depths shown by soundings.
Based on A Chart of the harbour of Boston, with the soundings, sailing-marks, and other directions. [1777]
From the author's Pilote américain septentrional. 1778-79. v. 1.
LC Maps of North America, 1750-1789, 956
Available also through the Library of Congress Web site as a raster image.
Vault
AACR2