Scale ca. 1:1,900,000. Hand colored. Relief shown pictorially. Depths shown by soundings. "VII" located above upper right corner of border. Shows Maritime Provinces, New England, and St. Lawrence Valley region to Montreal. From the author's The American atlas. 1775. Available also through the Library of Congress Web site as a raster image. Includes table of sources of observations. col. map 47 x 61 cm.