Canadian National 9 Chesapeake and Ohio 0 Chessie System 0 Chicago & Eastern Illinois 0 Chicago and Illinois Midland 0 Chicago and North Western 3 Chicago Burlington & Quincy 0 Conrail 6 Cotton Belt 0 CSX 6 Denver and Rio Grande Western 3 Detroit, Toledo and Ironton 6 Erie 1 Family Lines System 0 Florida East Coast 0 Frisco 3 GATX 0 Great Northern 21 Illiinois Central Gulf 0 Illinois Central 0 Iowa Interstate 0 Kansas City Southern 0 Louisville and Nashville 0 Milwaukee Road 8 Missouri Pacific 0 Missouri, Kansas, Texas 0 Norfolk and Western 8 Norfolk Southern 27 Penn Central 0 Reading & Northern 0 Richmond, Fredricksburg and Potomac 6 Rock Island 6 Santa Fe 7 Soo Line 0 Southern 3 Southern Pacific 0 TTX 17 Union Pacific 11 Wabash 2 Wheeling & Lake Erie 0