Description
Published:38th ed. (Apr. 2/94).
Item Description:Relief shown by contours, hachures, and spot heights.
Depths shown by isolines and soundings.
"Soundings in fathoms."
Includes source diagram and index to enlargements of areas shown.
Description based on: 38th edition, Apr. 2, 1994.
Electronic resource.
Physical Description:online resource (maps) : color
Publication Frequency:Irregular
Format:The .jpg versions of these maps require Adobe Photoshop or Adobe Acrobat 9 Pro to view.