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from the latest information in the Hydrographic Department to 1967 ; published at the Admiralty, 14th April 1939. Under the Superintendence of Vice Admiral J. A. Edgell, Hydrographer, Relief shown by spot heights and hachures. Depths shown by bathymetric isolines and soundings., Includes notes, conv ...
From the Latest Information in the Hydrographic Department, 1951 ; London: Published at the Admiralty, 4th July 1952, under the Superintendence of Rear Admiral A. Day, Hydrographer., Relief shown by spot heights and contours. Depths shown by bathymetric and soundings., Includes notes, conversion tab ...