Boston & Albany 0 Boston and Maine 2 Burlington 2 Burlington Northern 2 Canadian National 6 Canadian Pacific 7 Carolina & Northwestern 0 Central of Georgia 1 Central RR of New Jersey 0 Chesapeake and Ohio 2 Chessie System 0 Chicago & Eastern Illinois 2 Chicago and North Western 6 Chicago Burlington & Quincy 5 Christmas 3 Clinchfield 2 Conrail 2 Cotton Belt 3 CSX 6 Delaware and Hudson 4 Demonstrator 2 Denver and Rio Grande Western 3 Detroit, Toledo and Ironton 2 Duluth Missabe & Iron Range 1 Elgin, Joliet and Eastern 2 Erie-Lackawanna 0 Florida East Coast 0 Frisco 5 Grand Trunk Western 0 Great Northern 6 Gulf, Mobile and Ohio 1 Illinois Central 0 Indiana Harbor Belt 3 Iowa Interstate 1 Jersey Central 0 Kansas City Southern 3 Lackawanna 2 Lake Superior & Ishpeming 1 Lehigh Valley 3 Long Island 0 Louisville and Nashville 4 Maine Central 3 Maintenance of Way 0 Milwaukee Road 10 Missouri Pacific 1 Missouri, Kansas, Texas 2 Montana Rail Link 0 Nacionales de Mexico Railway 2 New Haven 0 New York Central 10 Nickel Plate Road 0 Nickel Plate Road 2 Norfolk and Western 7 Norfolk Southern 2 Northern Pacific 4 Penn Central 2 Pennsylvania 14 Pennsylvania Railroad 7 Pere Marquette 4 Reading & Northern 1 Reading Railroad 10 Rio Grande 4 Rock Island 7 Santa Fe 20 Seaboard 2 Seaboard Air Line 1 Soo Line 0 Southern 8 Southern Pacific 14 Southern Railway 1 Spokane, Portland and Seattle 0 Texas and Pacific 4 Union Pacific 36 Union Railroad 2 Unlettered 8 Unpainted 2 US Army 1 Wabash 2 Western Maryland 0 Wheeling & Lake Erie 2 Wisconsin and Southern Railroad 0 Wisconsin Central 0 Wisconson & Southern 0