Great Lakes. Supplement 6, Oct. 22, 1940, corrections and additions to Bulletin 49, Survey of northern and northwestern lakes; to supplement information given upon charts of Great Lakes.
Publication Title:
Great Lakes. Supplement 6, Oct. 22, 1940, corrections and additions to Bulletin 49, Survey of northern and northwestern lakes; to supplement information given upon charts of Great Lakes.
Display Title:
Great Lakes. Supplement 6, Oct. 22, 1940, corrections and additions to Bulletin 49, Survey of northern and northwestern lakes; to supplement information given upon charts of Great Lakes.
Corporate Agency Authors:
Northern and Northwestern Lake Survey, Engineer Department, and War Department