Dougherty. This 2009 edition takes a comprehensive look at the myriad of lines, trains and changes along New York City's modern subway system. You get a map of every main line and yard track, information on abandoned tunnels, stations and lines; the track numbering system, whistle codes, and details on future projects. A great reference tool for the railfan, subway buff and "straphanger." 105 pages, 125+ B&W and color illustrations, 11"x 8½", softcover. #0R02035