Description
Published:Began with 24th ed., Aug. 21, 1993; ceased with 25th ed., Jan. 21, 1995.
Item Description:Depths shown by isolines and soundings.
"Soundings in feet."
Includes tidal charts and nautical chart diagram.
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.