Description
Published:Began with 17th ed. Oct. 16, 1993 ; ceased with 18th ed., Oct. 15, 1994.
Item Description:Depths shown by isolines and soundings.
"Soundings in feet."
Includes table of channel depths, facilities table, and nautical chart diagram.
Electronic resource.
Physical Description:online resource (maps) : color
Publication Frequency:Annual
Format:The .jpg versions of these maps require Adobe Photoshop or Adobe Acrobat 9 Pro to view.