ATSF
| Atchison Topeka & Santa Fe | 2 |
BLE
| Bessemer & Lake Erie | 1 |
BO
| Baltimore & Ohio | 13 |
BPRR
| Buffalo and Pittsburgh | 2 |
BSOR
| Buffalo Southern | 1 |
CCRX
| Cape Cod Railroad | 1 |
CMGN
| Central Michigan RR | 2 |
CO
| Chesapeake & Ohio | 6 |
CP
| Canadian Pacific Railway | 2 |
CR
| Conrail | 11 |
CSS
| Chicago South Shore And South Bend | 1 |
CSX
| CSX Railroad | 8 |
DH
| Delaware & Hudson | 4 |
DLW
| Delaware Lackawanna & Western | 1 |
DLWR
| Depew Lancaster and Western Railroad Com | 1 |
EJE
| Elgin Joliet and Eastern | 1 |
EL
| Erie Lackawanna | 1 |
ERIE
| Erie Railroad | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 3 |
IAIS
| Iowa Interstate | 1 |
IC
| Illinois Central | 2 |
IHB
| Indiana Harbor Belt | 1 |
KBS
| KBS | 1 |
LEFC
| Lake Erie, Franklin & Claron | 1 |
LN
| Louisville & Nashville | 1 |
NKP
| Nickel Plate | 2 |
NS
| Norfolk Southern | 6 |
NW
| Norfolk & Western | 9 |
NYC
| New York Central | 1 |
NYLE
| New York and Lake Erie Railroad Company | 1 |
PLE
| Pittsburgh & Lake Erie | 1 |
PRR
| Pennsylvania Railroad | 6 |
PSR
| Pittsburg and Shawmut Railroad Incorporated | 1 |
PWV
| Pittsburgh & West Virginia | 1 |
RDG
| Reading Railroad | 1 |
SBVR
| South Branch Valley Rail Road | 2 |
WM
| Western Maryland | 1 |
WNYP
| Western New York and Pennsylvania | 1 |