Biodiversity Heritage Library · page-16931908
Progressive agriculture, 1916; tillage, not weather, controls yield — Illustration, Page 145
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BHL classifies this scanned page as Illustration. Publication: Progressive agriculture, 1916; tillage, not weather, controls yield. Publication creators (not identified as the page's illustrator): Campbell, Hardy Webster, 1850-1933. Contributing institutions: University of California Libraries. Bibliographic metadata supplied by BHL under CC0; image rights are separate.
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1916. Progressive agriculture, 1916; tillage, not weather, controls yield — Illustration, Page 145. https://www.biodiversitylibrary.org/page/16931908
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