Description
Published:Began with 10th ed., June 4, 1983 and ceased with 12th ed, July 14, 1990.
Item Description:Depths shown by isolines and soundings.
"Soundings in feet."
Includes tidal information.
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.