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Submissions from 1942

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Soil Survey of Iowa, Report No. 82—Ida County Soils, Roy W. Simonson and T. H. Benton

Submissions from 1941

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Soil Survey of Iowa, Report No. 81—Marion County Soils, Roy W. Simonson and T. H. Benton

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Soil Survey of Iowa, Report No. 80—Decatur County Soils, Roy W. Simsonson

Submissions from 1940

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Soil Survey of Iowa, Report No. 79—Franklin County Soils, Roy W. Simonson, T. H. Benton, and H. R. Meldrum

Submissions from 1936

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Soil Survey of Iowa, Report No. 78—Monroe County Soils, P. E. Brown, C. L. Orrben, H. R. Meldrum, and A. J. Englehorn

Submissions from 1935

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Soil Survey of Iowa, Report No. 73—Crawford County Soils, P. E. Brown, T. H. Benton, and H. R. Meldrum

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Soil Survey of Iowa, Report No. 74—Poweshiek County Soils, P. E. Brown, T. H. Benton, H. R. Meldrum, and A. J. Englehorn

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Soil Survey of Iowa, Report No. 75—Guthrie County Soils, P. E. Brown, C. L. Orrben, H. R. Meldrum, and A. M. O'Neal

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Soil Survey of Iowa, Report No. 76—Hancock County Soils, P. E. Brown, H. R. Meldrum, T. H. Benton, and G. B. Killinger

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Soil Survey of Iowa, Report No . 77—Washington County Soils, P. E. Brown, C. L. Orrben, H. R. Meldrum, and A. J. Englehorn

Submissions from 1933

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Soil Survey of Iowa, Report No. 69—Pocahantas County Soils, P. E. Brown, A. M. O'Neal, and H. R. Meldrum

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Soil Survey of Iowa, Report No. 70—Butler County Soils, P. E. Brown, J. A. Elwell, H. R. Meldrum, and R. E. Bennett

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Soil Survey of Iowa, Report No. 71—Sac County Soils, P. E. Brown, C. L. Orrben, H. R. Meldrum, and R. E. Bennett

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Soil Survey of Iowa, Report No. 72—Calhoun County Soils, P. E. Brown, T. H. Benton, W. J. Leighty, and H. R. Meldrum

Submissions from 1932

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Soil Survey of Iowa, Report No. 66—Lyon County Soils, P. E. Brown, A. M. O'Neal, D. S. Gray, and H. R. Meldrum

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Soil Survey of Iowa, Report No. 67—Buchanan County Soils, P. E. Brown, T. H. Benton, H. R. Meldrum, and R. E. Bennett

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Soil Survey of Iowa, Report No. 68—Union County Soils, P. E. Brown, J. A. Elwell, H. R. Meldrum, and A. J. Englehorn

Submissions from 1930

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Soil Survey of Iowa, Report No. 60—Carroll County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 61—Howard County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 62—Warren County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 63—Chickasaw County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 64—Kossuth County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 65—Clayton County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1929

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Soil Survey of Iowa, Report No. 55—Harrison County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 56—Delaware County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 57—Jones County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 58—Fremont County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 59—Cherokee County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 54—Plymouth County Soils, W. H. Stevenson

Submissions from 1928

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Soil Survey of Iowa, Report No. 51—Clarke County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 52—Winneshiek County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 53—Appanoose County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1927

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Soil Survey of Iowa, Report No. 47—Grundy County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 48—Floyd County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 49—Worth County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 50—Jefferson County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 45—Des Moines County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 46—Benton County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 44—Greene County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1926

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Soil Survey of Iowa, Report No. 41—Page County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 42—Jasper County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 43—O'Brien County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 39—Dallas County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 40—Woodbury County, W. H. Stevenson and P. E. Brown

Submissions from 1925

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Soil Survey of Iowa, Report No. 38—Hardin County, W. H. Stevenson and P. E. Brown

Submissions from 1924

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Soil Survey of Iowa, Report No. 37—Dickinson County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 36—Emmet County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 35—Dubuque County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 34—Boone County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 33—Mills County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1923

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Soil Survey of Iowa, Report No. 29—Mahaska County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 30—Fayette County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 31—Wright County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 32—Johnson County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1922

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Soil Survey of Iowa, Report No. 25—Marshall County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 27—Adair County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 22—Palo Alto County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 23—Winnebago County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 24—Polk County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 26—Madison County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 28—Cedar County, W. H. Stevenson and P. E. Brown

Submissions from 1921

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Soil Survey of Iowa, Report No. 21—Louisa County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 20—Hamilton County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 19—Wayne County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 18—Wapello County, W. H. Stevenson and P. E. Brown

Submissions from 1920

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Soil Survey of Iowa, Report No. 17—Linn County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 16—Buena Vista County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 15—Henry County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 13—Montgomery County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 14—Black Hawk County, W. H. Stevenson and P. E. Brown

Submissions from 1919

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Soil Survey of Iowa, Report No. 12—Clay County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 10—Ringgold County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 11—Mitchell County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 9—Scott County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1918

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Soil Survey of Iowa, Report No. 7—Van Buren County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 8—Clinton County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 6—Sioux County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 5—Lee County, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 4—Webster County Soils, W. H. Stevenson and P. E. Brown

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Soil Survey of Iowa, Report No. 3—Muscatine County, W. H. Stevenson, P. E. Brown, and H. W. Johnson

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Soil Survey of Iowa, Report No. 2—Pottawattamie County Soils, W. H. Stevenson and P. E. Brown

Submissions from 1917

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Soil Survey of Iowa, Report No. 1—Bremer County Soils, W. H. Stevenson, P. E. Brown, and F. B. Howe