Browse Items (54 total)

"Chelan Dam with Gates 6 & 7 Open"

"Chelan Power House"

"Coulee Dam, Wash."

View from the side when the gates are open.

View from downstream.

The dam under construction in winter.

"Grand Coulee damsite."

"Concrete footings"

"Footings and Trestle"

"Coulee Dam" "Construction of dam"

"Beginning of Coulee Dam" "Donated by William P. Gale, Spokane, who worked on the dam."

"High Trestle"

Water flowing over the dam

"River Diversion" "Donated by William P. Gale who worked on the dam."

"Freezing Slope"

Dam under construction

"Early Stage"

Dam under construction

"Temperature 112"

"Construction of Grand Coulee Dam"

"W.W.P. Dam at Post Falls, ID. on the Spokane River."

Long Lake Dam at a side angle

Long Lake Dam from a front angle

"W.W.P."

"Long Lake power station, Spokane river, the W.W.P. Company 94,00 hp."

"Similkameen River gorge. P.M.D. Dam (abandoned) 4 miles from Oroville; view S.W." Enloe Dam

"Flume North of Deer Park, Wash" Arcadia Orchard wooden flumes

"4000' flume south of Deer Park 1/2 mile"

Arcadia Orchard ditch digging with horse teams near Deer Park

"Dragoon Dam" Deer Park under construction

"Big flume- south of Deer Park, Cost about $7,000"

"Arcadia irrigation canal near Deer Park WN"

"Irrigation Dam, Deer Park Wash."

Deer Park Dragoon Creek Dam Levee

Deer Park Dragoon Creek Dam Levee

Arcadia Orchard braced flume

Deer Park Dragoon Creek Dam Wooden Spillway

Arcadia Orchard canal dam

"WWP's Monroe Street hydroelectric plant under construction in 1889. This facility, which has served five generations of Inland Northwest customers, is currently being upgraded- a renovation that includes replacement of the five old turbine-…

"WWP's Long Lake Dam is still an impressive structure more than 75 years after its construction. The project which would have spillways 170 feet high- the highest in the world at the time- and the largest turbines then in opperation, was a mammoth…