Major topographic divisions of the continental margins.

Bibliographic Details
Corporate Authors:	United States. Central Intelligence Agency, United States. Department of State. Office of the Geographer
Other Authors:	Heezen, Bruce C., Tharp, Marie
Format:	Map
Language:	English
Published:	[Washington], [publisher not identified] ; [1974]
Subjects:	Continental margins > Maps. Bathymetric maps. Slopes (Physical geography) > Maps.

Description
Item Description:	"564374 12-74." Shows 200 meter isobath and sea-bed areas of sharply contrasting topographic gradients. "Mercator projection." a "Bathymetric studies by Bruce C. Heezen ... Marie Tharp ... July 1970." "Source of data: Office of the Geographer, Department of State." Includes 4 profiles in lower margin. Cartographic material.
Physical Description:	color map ; 74 x 109 cm.