Original 1967 nautical chart of Southwest Harbor and Approaches, Mount Desert Island, Maine. Chart No. 206, 3rd edition (dated November 13, 1967), published by the U.S. Department of Commerce, Environmental Science Services Administration, Coast and Geodetic Survey. Printed in color, this Mercator-projection chart includes depths (in feet at mean low water), coastal topography, soundings, aids to navigation, and tidal information. An attractive and functional artifact from the golden age of American coastal mapping. Crumpling and one area of loss to top.