More about W. L. Oswald:
| | Books by W. L. Oswald: Books in the extended shelves: Oswald, W. L. (Wieland Leo): First annual Seed Laboratory report, 1913-1914 (University Farm, 1915), also by University of Minnesota. Agricultural Experiment Station. Seed Laboratory (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Fourth annual Seed Laboratory report, 1916-1917 (University Farm, 1918), also by R. C. Dahlberg and University of Minnesota. Agricultural Experiment Station. Seed Laboratory (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Minnesota weeds, series I. (University of Minnesota, University Farm, 1913), also by Andrew Boss (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Minnesota weeds, series II (University Farm, 1914), also by Andrew Boss (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Minnesota weeds, series III (University Farm, 1918), also by Andrew Boss (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Second annual seed laboratory report, 1914-1915 (University Farm, 1916), also by University of Minnesota. Agricultural Experiment Station. Seed Laboratory (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Seed laboratory report for 1910 and 1911 (University Farm, 1912), also by University of Minnesota. Agricultural Experiment Station. Seed Laboratory (page images at HathiTrust) Oswald, W. L. (Wieland Leo): Third annual Seed Laboratory report, 1915-1916 (University Farm, 1917), also by University of Minnesota. Agricultural Experiment Station. Seed Laboratory (page images at HathiTrust)
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