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  • 20921. [Image] Soil testing apparatus and lab scene
    Oregondigital df71x2741
    Citation
  • 20922. [Image] Soil testing apparatus and lab scene
    Oregondigital df71x272g
    Citation
  • 20923. [Image] An agricultural chemistry class in Agriculture Hall
    Oregondigital df71x270x
    Taken for "Oregon Farmer" by Gene McNulty
    Citation
  • 20924. [Image] An agricultural chemistry class in Agriculture Hall
    Oregondigital df71x2695
    Taken for "Oregon Farmer" by Gene McNulty
    Citation
  • 20925. [Image] Graph of soil moisture observations
    Oregondigital df71x2716
    Citation
  • 20926. [Image] "Ag. bow ties: Langan, Price, Leffel"
    Oregondigital df71x268w
    William Langan was the Agricultural Student Personnel Advisor; F.E. Price was the Dean of the School of Agriculture; John Leffel was a county Extension Agent.
    Citation
  • 20927. [Image] "Ag. bow ties: Langan, Price, Leffel"
    Oregondigital df71x267m
    William Langan was the Agricultural Student Personnel Advisor; F.E. Price was the Dean of the School of Agriculture; John Leffel was a county Extension Agent.
    Citation
  • 20928. [Image] "Ag. bow ties: Langan, Price, Leffel"
    Oregondigital df71x266b
    William Langan was the Agricultural Student Personnel Advisor; F.E. Price was the Dean of the School of Agriculture; John Leffel was a county Extension Agent.
    Citation
  • 20929. [Image] Presentation of the Henry Hartman Cup to the state's outstanding horticulturist
    Oregondigital df71x264s
    Citation
  • 20930. [Image] Newly elected officers to the state horticulture society.
    Oregondigital df71x2652
    Citation