Description
Published:17th ed. (Sept. 19/92)-18th ed. (Jul. 16/94).
Item Description:Depths shown by isolines and soundings.
"Soundings in feet."
Includes tide chart and nautical chart diagram.
Electronic resource.
Physical Description:online resource (maps) : color
Publication Frequency:Biennial
Format:The .jpg versions of these maps require Adobe Photoshop or Adobe Acrobat 9 Pro to view.