Boston & Albany 10 Boston and Maine 8 Burlington 2 Burlington Northern 3 Canadian National 13 Canadian Pacific 12 Carolina & Northwestern 1 Central of Georgia 1 Central RR of New Jersey 2 Chesapeake and Ohio 15 Chessie System 1 Chicago & Eastern Illinois 2 Chicago and North Western 16 Chicago Burlington & Quincy 8 Christmas 3 Clinchfield 2 Conrail 7 Cotton Belt 5 CSX 12 Delaware and Hudson 4 Demonstrator 2 Denver and Rio Grande Western 6 Detroit, Toledo and Ironton 2 Duluth Missabe & Iron Range 2 Elgin, Joliet and Eastern 2 Erie-Lackawanna 4 Florida East Coast 0 Frisco 5 Grand Trunk Western 0 Great Northern 11 Gulf, Mobile and Ohio 1 Illinois Central 2 Indiana Harbor Belt 3 Iowa Interstate 1 Jersey Central 2 Kansas City Southern 4 Lackawanna 4 Lake Superior & Ishpeming 1 Lehigh Valley 5 Long Island 2 Louisville and Nashville 4 Maine Central 3 Maintenance of Way 0 Milwaukee Road 13 Missouri Pacific 5 Missouri, Kansas, Texas 2 Montana Rail Link 2 Nacionales de Mexico Railway 2 New Haven 14 New York Central 21 Nickel Plate Road 2 Nickel Plate Road 0 Norfolk and Western 11 Norfolk Southern 9 Northern Pacific 7 Penn Central 6 Pennsylvania 39 Pennsylvania Railroad 19 Pere Marquette 4 Reading & Northern 1 Reading Railroad 14 Rio Grande 6 Rock Island 9 Santa Fe 59 Seaboard 2 Seaboard Air Line 3 Soo Line 3 Southern 14 Southern Pacific 39 Southern Railway 1 Spokane, Portland and Seattle 2 Texas and Pacific 4 Union Pacific 94 Union Railroad 2 Unlettered 23 Unpainted 4 US Army 2 Wabash 2 Western Maryland 2 Wheeling & Lake Erie 2 Wisconsin and Southern Railroad 1 Wisconsin Central 3 Wisconson & Southern 0