1 map on 3 sheets : both sides, color ; sheets 37 x 83 cm., in folder 38 x 23 cm
OCLC
ocn495195016
Cartographic Data
Scale 1:80,000, Mercator proj
(W 123°20ʹ--W 122°10ʹ/N 48°46ʹ--N 47°56ʹ).
Depths shown by isolines and soundings.
Relief shown by hachures and spot heights.
Includes ancillary maps of Skagit Bay extension at the same scale and Blaine, Wash. at 1:30,000 scale, and 11 other ancillary maps showing enlargements of principal map areas at scales of 1:25,000 and 1:40,000.
"Soundings in fathoms."
Folder includes facilities chart and nautical chart diagram.