The collection contains bills, invoices, checks and other financial documents from Norfolk & Western Railroad, Norfolk & Western Railway, and several subsidiaries, contracted, and related companies. Companies include, but are not limited to: Adams Express Company, Bluefield Inn, Cincinnati Northern Railroad Company, Deepwater Railway Company, Hotel Roanoke, Maple Shade Inn, Roanoke Machine Works, Seaboard Air Line Railway Company, Southern Express Company, Southern States Dispatch, Tidewater Railway Company, Virginia Company, Virginia Holding Corporation, and Virginia, Tennessee, & Georgia Air Line-Fast Freight Line.