Description: Hancock County, Mount Desert Quadrangle, U.S. Coast and Geodetic Survey, H.M Wilson, Geographer in charge, Department of the Interior, Franklin K. Lane, Secretary, U.S. Geological Survey, George Otis Smith, Director, Edition of May 1904, corrected 1910, reprinted 1918. – Northwest Mt. Desert.
Description: Topography by A.J. Ogle, Frank Larner, B.P. Taylor, J.L. Watkins, F.E. Doane, H.D. Cummings, J.H. Lycett, B.J. Keating, R.S. Pearse, R.V. Ford and Steven T. Mank, surveyed in 1934-35 and 1939-40.
Description: From U.S. Geological Survey topographical Maps of Mt. Desert, Bar Harbor, and Swan Island quadrangles – Surveyed in 1901 and 1902. Edition of 1922, reprinted 1928 Maine (Hancock County).