Reconnaissance of Grenville Harbor Washington Territory Maine Dated 1847

Dated 1847

Charles Magnus

and San Pedro are included on the sheet

The more common later editon of 1854 is noted as corrected to 1854

Map Project" which can be found at johnsonmapproject online

Reconnaissance of Grenville Harbor Washington Territory Maine Dated 1847Chart showing Grenville Harbor and Grenville Point in the Washington Territory. Shows some depth soundings, isolines and explanatory notes. IMPORTANT NOTE: All of our United States Coast Survey (USCS), United States Coast & Geodetic Survey (USC&GS), and similar maps and charts have been professionally unfolded and flattened using humidity baths, semi permeable membrane, and drying blotter techniques. Most others you typically see on eBay have not