By Duncan Adams, The Roanoke Times, Va. Knight Ridder/Tribune Business News
Nov. 21--Those of a certain age ought to gird for memories. For mind's-eye images of men in gray flannel suits and felt fedoras, of soldiers bound for war or hobbling home, of lovers parted or reunited, of dignified porters and callow youth. For recollections of the valley's full-throttle railroad days.
On Saturday, the Roanoke Valley Convention & Visitors Bureau will offer residents of the the region, visitors and businesspeople an "open house" chance to explore the bureau's n