Agricultural Literacy Curriculum Matrix
Companion Resource
![National Archives](https://cdn.agclassroom.org/media/uploads/2016/05/18/barbed-wire-detail.gif)
Glidden's Patent Application for Barbed Wire
Life in the American West was reshaped by a series of patents for a simple tool that helped ranchers tame the land: barbed wire. Learn why this tool was important and impactful in the history of the United States as well as in cattle ranching.
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National Archives