Chart of the coast of Maine / nautical chart

Relief shown by hachures on some sheets. Depths shown by soundings on some sheets.
On some sheets: Entered according to Act of Congress, by Capt. Seward Porter, in the year 1837, in the Clerks office of the District Court of Massachusetts.
Some sheets lack geographic coordinates and bar scale.
Orientation varies.
Sheets numbered: No. 1 ... No. 9.
Ristow. American maps and mapmakers.
Available also through the Library of Congress Web site as a raster image.
Accompanied by: Chart of the coast of Maine, No. 10. 1 sheet : photocopy of ms. map with inset ; 44 x 71 cm.
Some sheets include ill. of ships.
LC copy mounted on cloth backing. Some LC sheets annotated in ink in margin.
Vault