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in subjects: "Agriculture"  
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Soil Survey of Smith County, Texas

Description: Text describes the area, climate, agriculture, and soils of Smith County, Texas.
Date: January 23, 1917
Creator: Schoenmann, L. R. (Lee Roy Adolph); Smies, E. H.; Rockie, W. A.; Maxon, E. T.; Hutton, F. Z. & Lewis, H. G. (Henry Guy)
Item Type: Refine your search to only Book
Partner: UNT Libraries Government Documents Department

Soil map, Texas, Smith County sheet

Description: Map displays soil types along with creeks, lakes, rivers, towns, schools, churches, stores, roads, and railroads. Includes legend and symbols.
Date: January 23, 1917
Creator: United States. Bureau of Soils.
Item Type: Refine your search to only Map
Partner: UNT Libraries Government Documents Department

Tractor

Description: Patent for "novel features of construction and combinations of parts" in tractors to ensure a steady, even pace of travel and allow for traversing uneven landscape while maintaining a level setting, including illustrations and instructions.
Date: April 23, 1918
Creator: Altgelt, Herman E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automobile Attachment

Description: Patent for an automobile attachment designed to utilize the power produced by motorized engines for various farming implements.
Date: September 23, 1919
Creator: Klima, J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casing Spear

Description: Patent for a casing spear, "to remove casing within a well or removing a tool which may be dropped within the casing," with accompanying illustrations of the patent.
Date: October 23, 1917
Creator: Wagner, Warren
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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