"Just below the outlet of Flathead Lake there is a series of rapids and falls, one of which, at the time, was fifteen feet high. The country to the west of the lake is a high rolling prairie. Salmon trout, three feet long, are caught in it,...
Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Concrete construction; Gravel.
Aerial view of the Brett gravel pit. This was a source of aggregate for concrete used in the construction of the Grand Coulee Dam. View is looking generally south.
Confluence of the Salmon, entering from the right, and the Snake, straight ahead. Looking upstream from a boat on the Snake, immediately below the mouth of the Salmon River.
Expeditions & surveys; Railroad surveys; Rocky Mountains; Lewis and Clark National Historic Trail
Drawing depicts a view of the Rocky Mountains, looking westward. Point (a) marks the Lewis and Clark Trail, and point (b) marks Heart Mountain. Plate LXIII.
Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Spillways -- Design and construction.
Grand Coulee Dam spillway and power house under construction, looking west.