Expeditions & surveys; Railroad surveys; Clark Fork River (Mont.); Flathead Lake (Mont.)
The Clark Fork River, "being much cut up by coulees, have the appearance of that on the Upper Missouri. The soil is principally a light yellow clay; the stream here is two hundred yards wide, swift and deep, sparsely timbered with pine and...
Expeditions & surveys; Railroad surveys; Milk River (Mont.)
"The valley of the Milk River is wide and open, with a very heavy growth of cottonwood as far as the eye can reach, which is also to be found along the adjacent shores of the Missouri River." Plate XVIII.
Expeditions & surveys; Railroad surveys; Waterfalls; Cliffs; Great Falls (Mont.)
The cliffs at the falls are about "one hundred fifty to three hundred feet deep with a steep descent to within fifty feet of the bottom, and for the remaining distance perpendicular walls of red sandstone." "Above the falls the banks...