Bessemer and Lake Erie 15 BNSF 5 Boston and Maine 4 Burlington Northern 28 Canadian National 102 Canadian Pacific 46 Central RR of New Jersey 7 Chesapeake and Ohio 6 Chessie System 10 Chicago & Great Western 7 Chicago and North Western 20 Chicago Burlington & Quincy 6 Clinchfield 4 Conrail 64 CSX 12 Dakota, Minnesota & Eastern 6 Delaware and Hudson 26 Delaware-Lackawanna 13 Demonstrator 2 Denver and Rio Grande Western 5 Detroit and Toledo Shore Line 3 Detroit, Toledo and Ironton 9 Elgin, Joliet and Eastern 4 Erie-Lackawanna 10 Frisco 4 Grand Trunk Western 3 Great Northern 7 Green Bay & Western 6 Illinois Central 5 Illinois Terminal 6 Indiana Harbor Belt 6 Kansas City Southern 3 Lehigh & New England 3 Lehigh Valley 7 Long Island 6 Louisville and Nashville 1 Maine Central 4 Maryland & Delaware 6 McCloud River 2 Milwaukee Road 3 Minneapolis and St Louis 3 Missouri Pacific 10 Missouri, Kansas, Texas 3 Montana Rail Link 4 New Haven 3 New York Central 4 Nickel Plate Road 6 Nickel Plate Road 10 Norfolk and Western 25 Norfolk Southern 22 Northern Pacific 2 Ontario Northland 4 Penn Central 52 Pennsylvania 51 Pennsylvania Railroad 2 Pittsburgh and Lake Erie 10 Reading & Northern 12 Reading Railroad 23 Rock Island 6 Santa Fe 18 Seaboard Air Line 6 Seaboard Coast Line 6 Soo Line 4 Southern 7 Southern Pacific 31 Spokane, Portland and Seattle 12 Toledo, Peoria and Western 4 Toronto Hamilton & Buffalo 6 Union Pacific 7 Union Railroad 6 Western Maryland 6 Western Railway of Alabama 1 Wheeling & Lake Erie 5