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You've searched:
All Collections- All fields: filtering
(12 results)
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- Filtering beds, Greeley Waterworks, Pleasant Valley
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Bird's eye view of Greeley Waterworks' filtering beds in Pleasant Valley near Greeley, Colorado; horsedrawn carriages near irrigation canal, two men working in one dry filtering bed, other filtering bed filled with water; metal bridge crossing... -
Pleasant Valley (Weld County, Colo.)--1900-1910.; Weld County (Colo.)--1900-1910.; Bridges--Colorado--Weld County--1900-1910.; Carriages & coaches--Colorado--Weld County--1900-1910.; Waterworks--Colorado--Weld County--1900-1910.; Greeley Waterworks... -
[between 1900 and 1910]
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- Filtering plant D. U. Water Co.
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View of the Denver Union Water Company's filtering plant in Colorado. -
Waterworks--Colorado--1900-1910.; Denver Union Water Company (Denver, Colo.)--1900-1910. -
[either 1905 or 1906]
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- East High spotlight: vol 28 no 13
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Newspaper produced by East High School of Denver, Colorado. Included in the paper are photographs of students, articles on school events and sports. -
East High School (Denver, Colo.)--Students--Writings.; East High School (Denver, Colo.)--Periodicals.; High schools--Colorado--Denver--Periodicals.; Public schools--Colorado--Denver.; High schools--Colorado--Denver.; East High School (Denver, Colo.) -
1942 March 26
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- Denver Municipal Water Board's buildings at Waterton, train at left
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View of waterworks buildings at Waterton (Jefferson County), Colorado. Shows water filtering ponds, a pump building, and a tall smokestack. -
Waterton (Colo.)--1920-1930.; Pumping stations--Colorado--Denver--1920-1930.; Reservoirs--Colorado--Denver--1920-1930.; Waterworks--Colorado--Denver--1920-1930. -
1929 January
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- Vacuum tanks sluices filtering Burkhardt
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Burkhardt sits on a beam that straddles a sluice that holds water near vacuum tanks in the Golden Cycle Mill in El Paso County, Colorado. -
Golden Cycle Corporation--1930-1940.; Sluices--Colorado--El Paso County--1930-1940.; Interiors--Colorado--El Paso County--1930-1940.; Mining--Colorado--El Paso County--1930-1940.; Smelters--Colorado--El Paso County--1930-1940. -
1932, August 2
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- Water filtering plant
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Interior view of a water department facility in (probably) Denver, Colorado; gauges read: "Rate of Filtration Million Gallons Per Day" and "Loss of Head Feet." Catwalks are in the background. -
Denver (Colo.)--1920-1930.; Interiors--Colorado--Denver--1920-1930.; Public utility companies--Colorado--Denver--1920-1930.; Waterworks--Colorado--Denver--1920-1930. -
1925 July 31
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- The Aeronaut Presents; Everyone Seeks a Talisman: The Yearbook of the Students of South High School 1930
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South Denver High School yearbook for 1930. -
South High School (Denver, Colo.)--Students--Yearbooks.; Denver Public Schools--Students--Yearbooks.; High schools--Colorado--Denver--Periodicals.; School yearbooks--Colorado--Denver. -
1930
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- Western History Subject Index
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Arvada, Colorado. water supply
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