World Mercator projection.

Bibliographic Details

Corporate Author:	National Ocean Survey
Format:	Map
Language:	English
Published:	Washington, D.C. : U.S. Dept. of Commerce : National Oceanic and Atmospheric Administration : National Ocean Survey, 1973.
Edition:	44-2, 45-1, 66-2, 70-11,73-2.
Subjects:	World maps.