4,550 results returned
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Title: Report on library service in Iowa, circa 1935
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 55 leaves ; 28 cm
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Title: Library service Iowa percent of county population having access to libraries 1933-1934
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map ; black line; 84 x 115 cm Negative.; "Iowa state plan."; "Project 1043."; "1043-3."
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Title: Rural secondary schools Iowa spot map showing location of rural, consolidated, urban schools
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 115 cm Negative. "Iowa state plan." "Project no. 1043." "1043-1."
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Title: Public & association libraries Iowa
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 113 cm Iowa state plan. "Project no. 1043." "1043-2."
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Title: Report on state hospitals for mental diseases
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 14, 18 leaves
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Title: Intrastate truck lines concentration of truck lines near urban centers
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 84 x 114 cm Negative. "Iowa state plan." "Project 1036."
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Title: Report on supply & industrial uses of flaxseed
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 16, 3 leaves illustrations ; 29 cm
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Title: Interstate truck lines concentration of through truck traffic on cross state highways
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 114 cm Iowa state plan. "Project 1036." "1036-5."
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Title: Midwestern airways
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map ; black line; 83 x 114 cm Negative.; "Iowa state plan."; "Project 1036."; "1036-9."
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Title: Railway system Iowa
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 115 cm Negative. "Iowa state plan." "Project no. 1036." "1036-1."
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Title: Erosion by soil areas relative occurence of erosion in various soil areas of Iowa
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 113 cm Iowa state plan. "Project 1034." "1034-2."
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Title: Iowa crop yields 1928-1932 averages by counties bushels or tons per acre
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 116 cm Negative. "Iowa state plan." "Project no. 1030."
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Title: Feed unit per farm production per farm by townships
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 84 x 115 cm Negative. "Project 1030." "1030-8."
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Title: Feed unit production feed units produced per acre of total land in farms by townships
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 84 x 114 cm Negative. "Project 1030." "1030-6."
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Title: Soil erosion Iowa estimated extent of soil erosion approximate areas based on Iowa Soil Survey
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 113 cm Iowa state plan. "Project no. 1030."
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Title: Use of farm land Iowa effective acreage, or all land in farms, less acres in forest, wasteland, buildings, roads
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 84 x 114 cm Negative. "Iowa state plan." "Project no. 1030." "1030-22."
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Title: Soil conservation and the proposed districts law
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 85 pages in various pagings ; 29 cm
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Title: Permanent pasture & forest Iowa percent of total farm area recomended for forest or permanent pasture based on soil survey by Soils Dept., Iowa State College
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 113 cm Negative. "Iowa state plan." "Project 1030."
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Title: Characteristics of farming areas criteria of crop, livestock, and farming systems based on group averages of county data
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 83 x 115 cm Negative. "Iowa state plan." "Project no. 1030."
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Title: Yield of corn average yield of corn in bushels per acre, by region 1928-1932 state average 37.57
- Not specified
- 1930
- Not owned by MIT (Owned by University of Iowa)
Summary: 1 map black line ; 84 x 115 cm Negative. "Iowa state plan." "Project 1030." "1030-17."