United States, Hydrographic Office. Depths shown by soundings. Compasses. Magnetic variation curves are for 1940. Includes longitudinal and latitudinal lines, variation and revision c... U.S. Navy Hydrographic Office,.
Great Britain, Admiralty. Drawn for engraving by E.J. Powell, under the direction of Captn. R[ichard] Hoskyn, R.N. Supt. of Charts. Depths shown by soundings; relief by hach... [Admiralty Hydrographic Office],.
United States, Hydrographic Office. Depths shown by soundings. Compasses. Magnetic variation curves are for 1935. Includes longitudinal and latitudinal lines, variation and revision c... U.S. Navy Hydrographic Office,.
United States, Defense Mapping Agency., Hydrographic Center. prepared and published by the Defense Mapping Agency, Hydrographic/Topographic Center. Depths shown by isolines and soundings. Relief shown by cont... Defense Mapping Agency, Hydrographic.
United States, Defense Mapping Agency, Hydrographic Center. from British surveys between 1922 and 1826, with additions from British and French surveys to 1927 ; prepared and published by the Defense Mapping ... The Center.
United States, Hydrographic Office. Depths shown by soundings and tinting; relief by spot heights and form lines 1935 variation compasses Includes Tidal Information table, buoy legend... U.S. Navy Hydrographic Office,.
United States, Hydrographic Office. Depths shown by soundings; relief by form lines and spot heights 1935 variation compasses Includes Tidal Information table, buoy legend Shows low w... U.S. Navy Hydrographic Office,.
Great Britain, Admiralty. and United States, Hydrographic Office. from the Netherlands Government survey, 1908-9, with corrections to 1926 ; emergency reproduction of B.A. chart - April 1943. Depths shown by sound... Admiralty Hydrographic Office,.
Great Britain, Admiralty. and United States, Hydrographic Office. from the Netherlands Government survey, 1909-1926, with corrections to 1927 ; emergency reproduction of B.A. chart - April 1943. Depths shown by so... Admiralty Hydrographic Office,.
United States, Defense Mapping Agency. from British surveys in 1972 and 1974. Depths shown by isolines and soundings. Includes height of structures. 1975 magnetic variation compasses. So... Defense Mapping Agency Hydrographic Center,.