http://www.steelbuildingnews.net Mon, 23 Oct 2006 11:29:53 +0000 http://backend.userland.com/rss092 en             Since late in the 18th century when cast iron columns were first used in a textile mill in England, the evolution of metal and steel buildings has been remarkable worldwide in the past 200 years in both technology and in cost savings.             The emergence of metal as a useable ... http://www.steelbuildingnews.net/metal-and-steel-buildings-an-early-history/