Destruction Island Washington Territory Reconnaissance Mexico Vancouver and his officers drew

Vancouver and his officers drew these views while traveling northwards to begin their epic 1791-1794 explorations of the Pacific Northwest

- Survey Instruments

Many aids to navigation are also shown such as depth soundings

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

Letter dated Sept 24

Destruction Island Washington Territory Reconnaissance Mexico Vancouver and his officers drewA striking U. S. Coast Survey chart showing numerous soundings, aids and hazards to navigation, points, rocks, islands, along with notes on tides and soundings. Depicted are a portion of the coast of Washington and Destruction Island. 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