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603. Soil conservation and the proposed districts law

Maps University Of Iowa Public content
1930. Iowa. State Planning Board. Committee on Soil Conservation. 85 pages in various pagings ; 29 cm. Iowa. State Planning Board. Committee on Soil Conservation.

604. Soil conservation districts for Iowa?

Maps University Of Iowa Public content
1930. Iowa. State Planning Board. Committee on soil conservation. [14] pages illustrations, maps ; 20 cm. Iowa. State Planning Board.

606. Soil map Dubois County Indiana

Maps Public content
1930. Adams, J. E. (James Edward), 1898-, Burke, R. T. Avon (Richard Thomas Avon), 1878-cartographer., Bushnell, T. M. (Thomas Mark),1889-1976, Simmons, C. S. (Charles Shaffer),1900-cartographer., and Ulrich, H. P. (Herbert Paul), 1904-cartographer. Shows soil types classification by colors and symbols. 'Field operations Bureau of Chemistry and Soils 1930. 'Williams & Heintz Co. Wash. D.C.' Sca... Bureau of Chemistry and Soils.
1930. Bushnell, T. M. (Thomas Mark),1889-1976,surveyor., Hendrickson, B. H. (Bertram Higbie),1892-surveyor, Kunkel, D. R. (David Roy),1901-surveyor., and Ulrich, H. P. (Herbert Paul),1904-surveyor. Shows soil types classification by colors and symbols. 'Field Operations, Bureau of Chemistry and Soils, 1930.' 'Lith Eastern Offset Inc., Balto.' ... The Bureau.

608. Soil map, Vermillion County, Indiana

Maps Public content
1930. Buckhannan, W. H.(William Henry), 1901-cartographer. Shows soil types classification by colors and symbols.; Field Operations, Bureau of Chemistry and Soils.; Lith. A. Hoen & co., Inc. Scale 1:63,360.... The Bureau.

609. Soil survey of Wadena County, Minnesota,

Maps University Of Minnesota Public content
1930. Elwell, J. Ambrose (John Ambrose), 1897-. At head of title: United States Department of Agriculture. Bureau of Chemistry and Soils. In cooperation with the University of Minnesota Agricultu... U.S. Govt. Print. Off (Washington, ).

610. Solon, Township 10N Range 11W

Maps Michigan State University Public content
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Kent County, Michigan Scale approximately 1:51,000. published by W.W. Hixson & Company.