Cheney State Normal School -- Field trips; Fossils; School field trips
Photo of what appears to be a class field trip. Eighteen or nineteen students appear to be looking for fossils on a hillside of sedimentary rock. Students' apparel, including hats, is indicative of the 1920s.
Expeditions & surveys; Railroad surveys; Canyons; Grand Coulee (Wash.)
"The Grand Coulee is about ten miles wide where it opens on the Columbia River at its northern end, which is a hundred feet above the water, and gradually widens toward the south; its walls, eight hundred feet high are formed of solid basaltic...
Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction;Cofferdams -- Design and construction.
The preparation of the southern end of the dam site has had most of the loose rock removed, and the coffer dam complete. The work of removing soil and loose rock on the north end of the dam was still under way.