Here are entered works on coast changes resulting from erosion or other causes. Works on the erosion of beaches are entered under Beach erosion. Works on the prevention of beach erosion are entered under Shore protection.
Here are entered works on the movement of shipping, of sailing vessels, and of pleasure boats along the coast, and on the improvement of such routes by dredging or otherwise where the operations are not limited to a single harbor.
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Coastal North Otago N Z -- See Also the later heading Otago (N.Z.)
Here are entered works on the movement of shipping, of sailing vessels, and of pleasure boats along the coast, and on the improvement of such routes by dredging or otherwise where the operations are not limited to a single harbor.
--subdivision Communication systems under names of individual military services, e.g. United States. Army--Communication systems; and subdivision Communications under individual wars, e.g. World War, 1939-1945--Communications
