K repeater huts on the Richmond-Washington, D.C. A & B cable route. An old Bell System route marker can be found between I-95 and Jefferson Davis Hwy. towards the end of Inn St. in Triangle. Sign features contact address for Grace St. office in Richmond. Picture forthcoming. Thanks to Yahoo Coldwarcomms group for the history of F.B.G. KS (now a Bell Atlantic facility) and additional route information!