• Parshall miscellaneous documents 

        Contributor:Parshall, Ralph L. (Ralph Leroy), 1881-1959; Parshall, Maxwell
        Date:1914-1985
        Correspondence, photographs, and other documents about or created by Ralph and Max Parshall
      • Graph. South Reservation Ditch on July 19, 1920 

        Contributor:Unknown
        Date:1920
        Graph showing gage height in the South Reservation Ditch from July 19 to July 26, 1920
      • Drawing. One foot improved Venturi flume. Nov. 1924 

        Contributor:Unknown
        Date:1924
        21 - Plan and elevation section of the 1-foot improved Venturi flume showing the water surface for the free flow and the water surface for submergence of approximately 75 percent. The range of submergence before affecting ...
      • Letters on naming of Parshall flume 

        Contributor:Parshall, Ralph L. (Ralph Leroy), 1881-1959McCrory, S. H. (Samuel Henry), 1879-; Hinderlider, M. C. (Michael Creed), 1876-1967;
        Date:1930
        Discussion of whether or not the Improved Venturi flume should be called the Parshall flume
      • Parshall 

        Contributor:Unknown
        Date:1946
        Images of Ralph Parshall measuring water in Parshall flume with Soil Conservation Service vehicle in background, and people (Dr. Max Parshall (?) and wife, unknown, and Dr. Daryl Simons) in front of an exhibit about Parshall
      • Parshall--Measuring water in irrigation channel 

        Contributor:Unknown
        Date:1946
        Image of Ralph Parshall measuring water in Parshall flume with Soil Conservation Service vehicle in background
      • Speech and note from G. H. Palmes on Parshall 

        Contributor:Unknown
        Date:1949
        Note from G. H. Palmes to Ralph Parshall and speech by Palmes about Parshall's life and career
      • Colorado Engineering Council award 

        Contributor:Unknown
        Date:1949-1950
        Correspondence, newspaper clippings, and program for Ralph Parshall's reception of the Gold Medal Award of the Colorado Engineering Council
      • Professional bibliography R.L. Parshall. General overview of his work 

        Contributor:Parshall, Ralph L. (Ralph Leroy), 1881-1959
        Date:1958
        Ralph Parshall's professional bibliography
      • Burgess-Manning - Parshall correspondence 

        Contributor:Unknown
        Date:1959
        Correspondence between Ralph Parshall and the Burgess-Manning Company concerning the Pendant Vane Flow Meter, including bulletin and patent information for the Burgess-Manning Cast Iron Parshall Flume
      • Parshall flume 

        Contributor:Unknown
        Date:1959-1975
        Research by Sydney Davis and Victor Hauser concerning Parshall flumes and brochures for "Plasti-fab" fiberglass reinforced polyester Parshall flumes
      • Parshall's medals, flume exhibit 

        Contributor:Unknown
        Date:1992
        Medals, pins, and professional awards given to Ralph Parshall as well as a display about the Parshall flume
      • Parshall flume [exhibit] 

        Contributor:Unknown
        Date:1992
        Correspondence concerning an exhibit about Ralph and Max Parshall at CSU's Engineering Research Center
      • Drawing. Sand trap 

        Contributor:Unknown
        Date:undated
        Plan for riffle deflector sand trap next to diversion dam in Arkansas River