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Map, Long Island, Topographical Aluminum Plaque Relief


Long Island
American: c. 1960s
Cast aluminum
6.25 x 15.25 inches; ½ inches deep

An unusual aluminum plaque relief map of Long Island that depicts depths of the surrounding waters in three dimensions. The key states that 1/8 of an inch represents 1 mile in distance or 60 feet of depth. Underwater topography is painted black, while dry land is unpainted aluminum. Simple cartography, with only Long Island and surrounding states named.

Condition: Very good with the usual overall oxidation and wear, minor scraping of black paint.




Additional information


20th Century