Colorado Co.

Colorado Co.

Date: 1920
Creator: McDonald, H. F. & Giles, J. Bascom
Description: Blue line print of survey map of Colorado County, Texas, showing rivers, creeks, original land grants or surveys, cities, towns, and railroads. Handwritten notes have been made on the published map in red ink to denote the addition of roads and crossings. Scale [ca. 1:213,333] (4000 varas to 5/8 of an inch).
Contributing Partner: Hardin-Simmons University Library
Improvement in Fruit-Corers.

Improvement in Fruit-Corers.

Date: December 17, 1872
Creator: Alexander, Oscar W.
Description: Patent for a device to core fruit and cut it into slices.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Vehicle-Springs

Improvement in Vehicle-Springs

Date: May 22, 1877
Creator: Faber, Fredrick W.
Description: Patent for a newly designed vehicle spring that attached to the axle and features an auxiliary spring.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Ground-Squirrel Exterminators.

Improvement in Ground-Squirrel Exterminators.

Date: July 10, 1877
Creator: Dreyer, Henry
Description: Patent for improvement in ground squirrel exterminators. Patent for an "improved apparatus by means of which ground-squirrels and gophers can be destroyed in their holes, conveniently and effectively, and at small expense". Patent for gassing underground vermin by means of sulphuric fumes.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Processes for Destroying Ants.

Improvement in Processes for Destroying Ants.

Date: October 28, 1873
Creator: Dulany, John J. & Dreyer, Henry
Description: Patent for a method of destroying ants by digging a pit beside a colony, filling the hole with combustible materials and poisons, placing a pipe through the hole and into the mound, and then setting the pit ablaze.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Portable Fences.

Improvement in Portable Fences.

Date: January 12, 1875
Creator: Johnson, Jehu W.
Description: Patent for new and useful improvements in fences made in sections or panels. It consists in the construction and arrangement of the brackets or supports for the panels.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Insect-Destroying Compounds

Improvement in Insect-Destroying Compounds

Date: March 3, 1874
Creator: Johnson, Jehu W.
Description: Patent for improvement in insect,specifically cotton worms, destroying compounds . Included list of chemicals and measures of amount used.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cotton-Worm Destroyers.

Improvement in Cotton-Worm Destroyers.

Date: October 13, 1873
Creator: Johnson, Jehu W.
Description: Patent for a wheeled vehicular device to destroy cotton worms that can be connected to a horse or a wagon. It carries a poisonous cotton-worm destroying agent and disburse this substance on crops or foliage to deter worms.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Cotton-Worm Destroyers.

Improvement in Cotton-Worm Destroyers.

Date: December 16, 1873
Creator: Johnson, Jehu W.
Description: Patent for "an apparatus for exterminating cotton-worms by ejecting liquid poison upon the cotton-plants" (lines 6-8). Includes instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Churns.

Improvement in Churns.

Date: October 8, 1872
Creator: Cottingham, Gideon W.
Description: Patent for improvement in churns by using an oblong box with a diamond-shaped dash fixed in the box. The churning is done by rapidly swing the box back and forth until butter is obtained. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
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