US National Archives
Nara: Teaching With Documents: Glidden's Patent Application for Barbed Wire
The U.S. National Archives and Records Administration (NARA) provides an elaborate lesson plan on Joseph Glidden's patent for barbed wire. Content includes extensive background information about barbed wire, images of the original patent...
US National Archives
Nara: Teaching With Documents: Glidden's Patent Application for Barbed Wire
This article from the National Archives and Records Administration (NARA), describes how barbed wire was important for ranchers in the West in the 1800s and how Joseph Glidden improved the original patent for barbed wire.