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  • Pasco and vicinity showing Pasco Reclamation Project., (1911)
  • Irrigation--Washington (State)--Pasco--Maps; Pasco Reclamation Company
  • 1 map : col.; 22 x 34 cm. Pasco was established in 1884 as a railroad town and incorporated in 1891. Its name comes from the Peruvian town of Cerro de Pasco. A surveying engineer for the railroad was reminded of his time in Peru by the unpleasant...
  • Early Washington Maps
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  • Map of main canal, gravity plan (1923)
  • Irrigation--Washington (State)--Maps; Columbia Basin Project (U.S.)
  • 1 map ; negative : 13 x 35 cm. Before the arrival to Washington State of the first irrigation projects handled by the U.S. Reclamation Service, the Northern Pacific Railroad and other railway companies funded private irrigation projects in the...
  • Early Washington Maps
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  • General map (1923)
  • Irrigation--United States (western)--Maps; ;; ;;; Columbia Basin Project (U.S.)
  • 1 map ; negative : 18 x 34 cm. Gravity Project Area, Pumping Project Area, and Boundary of watershed above Albany Falls all marked by differentiated shading. Before the arrival to Washington State of the first irrigation projects handled by the...
  • Early Washington Maps
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  • Yakima, Sunnyside Project, Prosser Irrigation District, General Map. [1911]
  • Irrigation--Washington (State); Washington (State)--Yakima County--Maps; United States Reclamation Service
  • 1 map; 41 x 92 cm. Blueprint. Map shows Sunnyside Main Canal, Benton Extension Canal, Spring Creek Wasteway, and Grandview Irrigation District; also indicated are lands under gravity flow, pipe line, flume, delivery, railroad, boundary of irrigable...
  • Early Washington Maps
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  • Yakima Project - Washington Sunnyside Unit. (1911)
  • Irrigation--Washington (State); Washington (State)--Yakima County--Maps; United States Reclamation Service
  • 1 map; 76 x 90 cm. Blueprint. Contour interval: 1 foot. Shows laterals, fences, and flumes. Topography Sec. 19, T9N, R25E. Plots of land have been marked off in red chalk and labeled with acreage; some plots are labeled "Gift," others "Option."...
  • Early Washington Maps
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  • Map of main canal, pumping plan (1923)
  • Irrigation--Washington (State)--Columbia River Valley--Maps; Columbia Basin Project (U.S.)
  • 1 map ; negative : 21 x 32 cm. This was a preliminary map showing one particular plan for the irrigation of the Columbia Basin. As noted in the title, this map represented the pumping plan, whereby a dam would be constructed at Grand Coulee and...
  • Early Washington Maps
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  • Columbia River Dam - Grand Coulee generating, pumping & switch stations preliminary estimate drawing (1924)
  • Irrigation--Washington (State)--Columbia River Valley--Maps; Columbia Basin Project (U.S.); Grand Coulee Dam--Plans
  • 1 map : 26 x 43 cm. Scale: 1 in. = 400 ft. Inset: Section thru dam This is a very preliminary design map showing how a dam could be placed at Grand Coulee. Initial excavation for a dam there didn't begin until 1933, by which point several designs...
  • Early Washington Maps
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  • Map of irrigable areas and canal system, pumping plan (1923)
  • Irrigation--Washington (State)--Columbia River Valley--Maps; Columbia Basin Project (U.S.)
  • 1 map ; negative : 32 x 27 cm. This was a preliminary map showing one particular plan for the irrigation of the Columbia Basin. As noted in the title, this map represented the pumping plan, whereby a dam would be constructed at Grand Coulee and...
  • Early Washington Maps
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  • Map of State of Washington showing Irrigation Projects. (1920)
  • Irrigation--Washington (State)--Maps; Columbia Basin Irrigation Project (U.S.)
  • 1 map; col.; 46 x 67 cm. Scale: 1 inch = 16 miles. Black and white map of Washington state is shaded: yellow for proposed irrigation projects; green for projects in operation. Dated October 1920.
  • Early Washington Maps

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