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Sulky Plow

Description: Patent for a sulky plow. This invention is designed to "provide a simple, durable, and highly efficient means for angularly adjusting the rear caster or follower wheel, which runs in the newly-made furrow" (lines 16-19). Illustrations included.
Date: November 21, 1905
Creator: Zant, John S.
Partner: UNT Libraries Government Documents Department

Carriage Bow Support

Description: Patent for a carriage bow support. This invention is designed for use with buggies and absorb shock and jarring motions. Illustration included.
Date: January 15, 1907
Creator: Ledbetter, Rufus C.
Partner: UNT Libraries Government Documents Department


Description: Topographic quadrangle map of Lubbock, Texas, and the surrounding area, showing populated areas, boundaries, water bodies, railroads, roads, and landmarks, with relief shown by contours (interval 100 feet with supplementary contours at 50 foot intervals) and spot heights. A location diagram is included in the lower-right corner. Scale 1:250,000
Date: 1954
Creator: United States. Army. Corps of Engineers.
Location: None
Partner: Hardin-Simmons University Library

Stonewall County

Description: Blue line print of survey map of Stonewall County, Texas, showing rivers, creeks, mountains, original land grants or surveys, blocks of land, cities, and towns. Scale [ca. 1:190,476] (5000 varas to 7/8 of an inch).
Date: 1902
Creator: Morriss, J. W.
Partner: Hardin-Simmons University Library


Description: Patent for a new and improved protractor. This design "is to make a protractor or plotter by which may be calculated the length of the base, perpendicular, and hypotenuse of a right-angled triangle where the latitude and departure or the altitude and depression are given" (lines 15-20). To this end, it consists, "with the semicircular protractor provided with a rectangular opening the edges of which are graduated, and centrally-pivoted vernier, of the departure-scale arranged to move up or down… more
Date: June 10, 1890
Creator: Dolman, John H.
Partner: UNT Libraries Government Documents Department
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