This is a very interesting article covering a history of reinforcement of concrete with wire and wire mesh entitled: "Historical Data on Wire, Triangular Wire Fabric/Mesh and Welded Wire Concrete Reinforcement" . Thanks to Allen Dart in Tucson, Arizona via NMAC. _http://www.wirereinforcementinstitute.org/pages/pubs/pdf/TF%20101-09-Histor ical.pdf_ (http://www.wirereinforcementinstitute.org/pages/pubs/pdf/TF%20101-09-Historical.pdf) Mike Polk Sagebrush Consultants Ogden, Utah