• KOA radio talks 

        Contributor:Parshall, Ralph L. (Ralph Leroy), 1881-1959
        Date:1931-1935
        Text of talks given over K O A radio, including "Suggestion for Increasing Our Irrigation Water Supply," "Use of Water in Irrigation," "The Importance of Measuring Irrigation Water" "The Seriousness of Sand and Silt Deposit ...
      • 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 ...
      • Maxwell Parshall 

        Contributor:Parshall, Maxwell
        Date:1956-1963
        Climatological data and reports by Maxwell Parshall at the Colorado Agricultural Experiment Station
      • 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