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Cattle-Guard.

Description: Patent for a cattle guard for railroad tracks, which is activated by the pressure of a cow stepping on its platform and raises bars to block the the cow from crossing the track. It goes back down automatically when the pressure is removed off the platform.
Date: February 2, 1909
Creator: Crouch, Jim L.
Partner: UNT Libraries Government Documents Department

Railway-Signal.

Description: Patent for a new and improved railway signal, including instructions and illustrations.
Date: October 11, 1898
Creator: Bundy, Jehu D. & Jackson, Arthur L.
Partner: UNT Libraries Government Documents Department

Cotton-Picker

Description: Patent for a cotton picker that can be used on several rows of cotton at a time. Illustrations included.
Date: July 16, 1912
Creator: Meier, John
Partner: UNT Libraries Government Documents Department

[News Clip: De Kalb bomb]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: September 8, 1981, 5:00 p.m.
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections

De Kalb Quadrangle

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
Date: 1975
Creator: Geological Survey (U.S.)
Location Info:
Partner: UNT Libraries Government Documents Department

De Kalb Quadrangle

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1951
Creator: Geological Survey (U.S.)
Location Info:
Partner: UNT Libraries Government Documents Department