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Soil survey of Galveston County, Texas
Z. C. Foster · U.S. Dept. of Agriculture, Bureau of Chemistry and Soils : for sale by the Supt. of Docs., [U.S. Govt. Print. Off.
18 sayfa · 1935
Soil surveys / Soils / Maps
Soil survey of Iron County, Michigan
Z. C. Foster · [U.S.] Bureau of Chemistry and Soils ; for sale by the Supt. of Docs., [U.S. Govt. Print. Off.]
29 sayfa · 1937
Soil surveys / Soils / Maps
Soil survey of Jones county, North Carolina
W. A. Davis, Z. C. Foster, K. V. Goodman, United States. Soil Conservation Service · U.S. Govt. Print. Off.
27 sayfa · 1938
Soil surveys / Soils / Maps