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  • 851. [Image] Soil testing apparatus
    Oregondigital df71x276k
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  • 852. [Image] Graph of soil moisture observations
    Oregondigital df71x2759
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  • 853. [Image] Soil testing apparatus and lab scene
    Oregondigital df71x273r
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  • 854. [Image] Soil testing apparatus and lab scene
    Oregondigital df71x2741
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  • 855. [Image] Soil testing apparatus and lab scene
    Oregondigital df71x272g
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  • 856. [Image] An agricultural chemistry class in Agriculture Hall
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    Taken for "Oregon Farmer" by Gene McNulty
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  • 857. [Image] An agricultural chemistry class in Agriculture Hall
    Oregondigital df71x2695
    Taken for "Oregon Farmer" by Gene McNulty
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  • 858. [Image] Graph of soil moisture observations
    Oregondigital df71x2716
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  • 859. [Image] "Ag. bow ties: Langan, Price, Leffel"
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    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.
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  • 860. [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