Boston and Maine 0 Canadian Pacific 0 Chicago and North Western 0 Chicago Burlington & Quincy 0 Clinchfield 0 Conrail 0 CSX 0 Delaware and Hudson 0 Denver and Rio Grande Western 1 Frisco 0 Great Northern 0 Milwaukee Road 0 Minneapolis and St Louis 0 New York Central 0 Norfolk and Western 0 Norfolk Southern 0 Northern Pacific 0 Penn Central 0 Pennsylvania 0 Pere Marquette 0 Reading & Northern 0 Rio Grande 0 Santa Fe 0 Seaboard 0 Soo Line 0 Southern 0 Southern Pacific 0 St. Lawrence & Atlantic 0 Union Pacific 0 Western Pacific 0