• Measuring snow 

        Contributor:Parshall, Maxwell; United States. Department of Agriculture
        Date:1937-1941?
        Film follows snow surveyors, including Maxwell Parshall, around as they sample snowpack in unidentified mountainous areas. Footage of the Cache la Poudre River flowing through Poudre Canyon is also present. Film is unedited ...
      • River, buildings. Irrigation Investigations area 

        Contributor:Unknown
        Date:undated
        11 - General view, irrigation hydraulic laboratory at Bellvue, Colorado. This laboratory situated on the Poudre River 8 miles west of Fort Collins.
      • Flume 

        Contributor:Unknown
        Date:undated
        16 - Hydraulic laboratory channel, Bellvue, Colorado
      • Cache la Poudre River 

        Contributor:Unknown
        Date:undated
        2 - The accumulation of water from snow banks in mountain streams, this being a picture of the upper reaches of the Cache la Poudre.
      • Scene including Irrigation Investigations building 

        Contributor:Unknown
        Date:undated
        14 - General view hydraulic laboratory where tests were made on the larger sizes of the improved Venturi flume.
      • Scene including Irrigation Investigations building 

        Contributor:Unknown
        Date:undated
        12 - View of laboratory at Bellvue
      • Diversion dam 

        Contributor:Unknown
        Date:undated
        4 - Diversion water from streams into canal; this picture is the diversion dam for the Greeley municipal water supply on the Poudre River at mouth of canyon.