ACY
| Akron, Canton & Youngstown | 1 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
AWW
| Algiers Winslow and Western Railway | 1 |
BN
| Burlington Northern | 2 |
BO
| Baltimore & Ohio | 14 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 1 |
CO
| Chesapeake & Ohio | 2 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 6 |
CSX
| CSX Railroad | 1 |
DLW
| Delaware Lackawanna & Western | 1 |
EJE
| Elgin Joliet and Eastern | 2 |
EL
| Erie Lackawanna | 7 |
ETL
| Essex Terminal Railway Company | 1 |
GMO
| Gulf Mobile & Ohio | 1 |
MGA
| Monongahela RR | 2 |
MRHF
| MRHF | 1 |
NKP
| Nickel Plate | 2 |
NW
| Norfolk & Western | 7 |
NYC
| New York Central | 1 |
OHCR
| Ohio Central | 1 |
PC
| Penn Central | 9 |
PRR
| Pennsylvania Railroad | 2 |
RR
| Raritan River | 1 |
SCL
| Seaboard Coast Line | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SRC
| Strasburg Railroad | 1 |
TT
| Toledo Terminal | 1 |
WLE
| WLE | 4 |
WSX
| Wierton Steel Division National Steel Co | 1 |