Description
Published:25th ed. (May. 24/97)-.
Item Description:Depths shown by isolines and soundings.
Relief shown by contours and spot heights.
"Soundings in feet."
Includes source diagram, table of channel depths, and table of low water datum for Lake Erie.
"Formerly LS 314, 1st ed., Nov. 1918 KAPP 1157."
Editions kept current by periodic online updates.
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.