C. L. Orrben
Identifiers
- Open LibraryOL4891835A
Top Subjects
- Soils (1)
- Soil surveys (1)
- Sols (1)
- Iowa (1)
- Iowa (États-Unis) (1)
- États-Unis (1)
- Jefferson County (Iowa) (1)
Books by C. L. Orrben
Total count: 10
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Soil survey of Jefferson County, IowaG.P.O.1925-01-01
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Soil survey of Appanoose County, IowaGovernment Printing Office1928-01-01
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Soil survey of Fremont County, IowaGovernment Printing Office1928-01-01
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Soil survey of Howard County, IowaGovernment Printing Office1929-01-01
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Soil survey of Washington county, IowaUnited States Department of Agriculture1930-01-01
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Soil survey of Sac County, IowaBureau of Chemistry and Soils1932-01-01
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Soil survey of Marion county, IowaUnited States Department of Agriculture1932-01-01
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Soil survey Davis county IowaUnited States Department of Agriculture1933-01-01
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Soil survey of Osceola county, IowaUnited States Department of Agriculture1934-01-01
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Soil survey of Monroe County, Iowa1935-01-01