1972-05-23
Drawings
Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center
1972-05-23 Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center 1972-05-23 Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center 1972-05-23 Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center 1974-08- Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center 1974-08- Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center 1974-08- Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center 1974-08- Drawings Grand Coulee Dam, Columbia Basin Project, Visitor Arrival Center |