Description
Published:24th ed. (Dec. 10/83)-28th ed. (Jan. 26/91).
Item Description:Depths shown by isolines and soundings.
"Soundings in feet."
Includes tide tables for Port Townsend, Wash., facilities chart, nautical chart diagram, ancillary maps, and ill.
Electronic resource.
Physical Description:online resource (maps) : color
Publication Frequency:Irregular