Columbia Basin Irrigation Project. Grand Coulee Dam and Its Headquarters Spokane. (Map title: Panoramic Perspective of the Spokane Region Including the Geological and Scenic Wonderland Embracing the Columbia Basin Irrigation Project and...).
Spokane, Washington. Spokane Chamber of Commerce. Late 1950s. Folded brochure, 9 x 4 inches, opening to map of the region 18 x 24 inches featuring the site of the dam, the city of Spokane, the Colville National Forest, the Coeur D'Alene National Forest, the Chelan National Forest, the Palouse Wheat.....