U.S. Coast and Geodetic Survey ; L.O. Colbert, Director. Depths shown by soundings and lines; relief by hachures and spot heights. 1942 variation c... U.S. Coast and Geodetic Survey.
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Japan, Kaijō Hoanchō., Suirobu. and Great Britain, Admiralty. Compiled from the United States chart, 1933. Depths shown by soundings; relief by form lines and spot heights. 1939 variation compasses. Includes t... Japan Hydrographic Office],.
Depths shown by soundings; relief by shading, form lines, and spot heights. 1941 variation compasses. Includes navigational notes. Shows shoals, dr... U.S. Coast and Geodetic Survey,.
Depths shown by soundings and isolines; relief by hachures and spot heights. 1937 variation compasses. Includes navigational notes. Covers area fro... U.S. Coast and Geodetic Survey.
Japan, Kaijō Hoanchō., Suirobu. Compiled from the United States charts, 1922 & 32. Depths shown by soundings and lines; relief by spot hachures. 1940 magnetic variation compasses.... Japan Hydrographic Office ],.