Description
Published:38th ed. (Oct. 31/92).
Item Description:"LORAN-C overprinted."
Depths shown by isolines and soundings.
Relief shown by contours and spot heights.
"Soundings in fathoms."
Inset: Drayton Harbor. Scale 1:30,000.
Includes source 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.