Black and white photographs and cyanotypes, primarily in two albums. Scenes in one album relate to work by the U.S. Geological Survey in the Pacific Northwest from 1898-1900, particularly in Idaho; locations include Coeur d'Alene Lake, Spokane, Mount Adams, the Columbia River Gorge, and Mount Hood. The second album includes photographs of an irrigation project near Medford, Oregon.

Collection includes consists of a letterpress book, 1896-1898, with correspondence, monthly and annual reports, ore test data and values.

Business papers of a wholesale liquor company in Portland, Oregon, including saloon orders (1862-1864) from mining camps and towns in eastern Oregon, Washington, and Idaho, which include news of the mines and business conditions in those areas. Also included are records and correspondence of the company's predecessor, Humiston and Ma'Dan (1859-1862).

Collection includes poclamation by Idaho Governor Silas D. Cochran, 1864; publication listing farms for sale in Idaho, circa 1900-1950; blank form from the King, Webb & Company assay office, Owyhee, Idaho, circa 1860; publication of the Northern Pacific Railroad, circa 1920-1950, extolling the virtues of settling in Washington and Idaho.

Oral history interview with Peter T. Johnson conducted by Michael O'Rourke from March 1 to September 9, 2002, as part of the Northwest Power Planning Council Oral History Project. Johnson served as administrator of the Bonneville Power Administration from 1981 to 1986.

Surveying notebooks of townships in the area of Vancouver, Washington; Des Moines River, Clearwater and Snake Rivers, 1905; and "Report of Reconnaissance between Albany and Ontario, Oregon, September and October 1904."

Oral history interview with Bob Saxvik conducted by Michael O'Rourke on August 16, 2000, as part of the Northwest Power Planning Council Oral History Project. Saxvik represented Idaho on the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1981 to 1996.

Collection includes correspondence, reports, clippings, and miscellaneous documents and ephemera, 1949-1954, regarding the controversy over development of Snake River-Hells Canyon region.

Collection includes photographic postcards of landscapes in Oregon, Washington, Idaho, and Yellowstone National Park from 1904-1940. Wesley Andrews was both the photographer and the printer of these photographic postcards.