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Description: Patent for a brooder which prevents chicks from entering after a certain number have gone through the door.
Date: November 5, 1912
Creator: Becker, August B.
Partner: UNT Libraries Government Documents Department

Cotton Picker's Truck

Description: Patent for a cotton picker's truck. This invention is to provide a device for supporting the sacks of cotton pickers. Illustrations included.
Date: July 5, 1904
Creator: Franek, Jakob
Partner: UNT Libraries Government Documents Department

Cotton Planter

Description: Patent for a machine used to plant cotton. Contains mechanisms for both plowing a furrow, planting seeds, and covering the seeds.
Date: June 5, 1883
Creator: Carter, Edwards D.
Partner: UNT Libraries Government Documents Department

Improvement in Safety-Guards for Cars.

Description: Patent for "certain new and useful Improvements in Safety-Guards for Cars" (lines 5-6) intended to pervent derailment of railway cars, including a detailed explanation and description of the illustration.
Date: February 5, 1878
Creator: Harding, John W. & Towell, Issac
Partner: UNT Libraries Government Documents Department

[Letter from John J. Herrera to Locario Cordova - 1950-12-05]

Description: Onionskin paper carbon copy of letter from John J. Herrera, LULAC First National Vice-President, to Locario Cordova of Eagle Lake, Texas, dated December 5, 1950. Herrera invites interested persons to form a LULAC Council in Eagle Lake, Texas. Includes a well-written summary of LULAC development in Texas, describing how LULAC has helped improve discriminatory conditions in other areas.
Date: December 5, 1950
Creator: Herrera, John J.
Partner: Houston Metropolitan Research Center at Houston Public Library


Description: Patent for a new and improved motor. This design consists "[i]n a fan motor, the V-shaped frame, the shafts journaled in the upper corners thereof, the ratchet-wheels and spur-wheels secured to said shafts, the spring-actuated pawls pivoted to the frame and engaging the ratchet-wheels, sleeves loose on shafts, and having the spur-wheels fast to said sleeves, the volute springs with their inner ends fast to shafts and their outer ends fast to wheels, the winding-shafts having the pinions engaging wheels, the shaft between [the other] shafts having the pinion, engaging wheels" (lines 19-30).
Date: February 5, 1889
Creator: Heinsohn, Ernst Theodor & Hoffmann, John
Partner: UNT Libraries Government Documents Department