Barbed Wire
Reviel Netz, 20 July 2000
“... in one of the main patents had been acquired by Washburn and Moen, a Massachusetts-based iron and steel company. What made barbed wire so competitive? In 1880, Washburn and Moen, who were by then producing more of it than anyone else, made the following cost comparison with wooden fencing, taking as their example 40 rods (100 metres) of three-bar ... ”