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Description
A second attempt at a bathymetric map by Matthew Fontaine Maury.Published in The Physical Geography of the Sea with black and grey shading.Showed vast relatively shoal area in Mid-Atlantic which gave birth to the notion of a Telegraphic Plateau. The shoal area was actually part of theMid-Atlantic Ridge discovered by Otway Berryman in 1853. (Image credit: NOAA Central Library )