UNT Libraries Government Documents Department - 5 Matching Results

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Dallas Sheet
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 1:125000
Automatic Fish-Hook
Patent for a fish hook designed to catch the fish by its head when it takes the bait. Illustrations included.
Shaving-Cup
Patent for a shaving cup with two compartments for soap and water and a drain. Illustrations included.
Railroad-Spike.
Patent for a railroad spike, which is securely anchored in the tracks.
Device for Assisting Vehicles Uphill.
Patent for a device for assisting vehicles uphill, which attaches a counter balance to the wagon that lifts up going downhill and goes down while going up hill to make the pulling easier on the animals pulling the wagon.
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