Boston & Albany 2 Boston and Maine 4 Burlington 2 Burlington Northern 0 Canadian National 9 Canadian Pacific 19 Carolina & Northwestern 1 Central of Georgia 1 Central RR of New Jersey 2 Chesapeake and Ohio 9 Chessie System 2 Chicago & Eastern Illinois 2 Chicago and North Western 13 Chicago Burlington & Quincy 5 Christmas 2 Clinchfield 3 Conrail 4 Cotton Belt 4 CSX 8 Delaware and Hudson 3 Demonstrator 2 Denver and Rio Grande Western 2 Detroit, Toledo and Ironton 0 Duluth Missabe & Iron Range 2 Elgin, Joliet and Eastern 0 Erie-Lackawanna 1 Florida East Coast 4 Frisco 0 Grand Trunk Western 0 Great Northern 6 Gulf, Mobile and Ohio 2 Illinois Central 0 Indiana Harbor Belt 2 Iowa Interstate 0 Jersey Central 2 Kansas City Southern 6 Lackawanna 4 Lake Superior & Ishpeming 0 Lehigh Valley 0 Long Island 2 Louisville and Nashville 2 Maine Central 0 Maintenance of Way 0 Milwaukee Road 8 Missouri Pacific 2 Missouri, Kansas, Texas 0 Montana Rail Link 0 Nacionales de Mexico Railway 2 New Haven 12 New York Central 13 Nickel Plate Road 2 Nickel Plate Road 0 Norfolk and Western 4 Norfolk Southern 7 Northern Pacific 1 Penn Central 0 Pennsylvania 21 Pennsylvania Railroad 16 Pere Marquette 2 Reading & Northern 1 Reading Railroad 5 Rio Grande 6 Rock Island 7 Santa Fe 35 Seaboard 2 Seaboard Air Line 4 Soo Line 2 Southern 9 Southern Pacific 11 Southern Railway 1 Spokane, Portland and Seattle 2 Texas and Pacific 0 Union Pacific 66 Union Railroad 2 Unlettered 13 Unpainted 0 US Army 0 Wabash 2 Western Maryland 2 Wheeling & Lake Erie 2 Wisconsin and Southern Railroad 0 Wisconsin Central 0 Wisconson & Southern 0