ACY
| Akron, Canton & Youngstown | 1 |
ATSF
| Atchison Topeka & Santa Fe | 9 |
BLE
| Bessemer & Lake Erie | 1 |
BM
| Boston & Maine | 1 |
BN
| Burlington Northern | 1 |
BO
| Baltimore & Ohio | 6 |
BRC
| Belt Railway of Chicago | 1 |
CN
| Canadian National Railways | 1 |
CNJ
| Central Rail Road of New Jersey | 1 |
CNW
| Chicago & Northwestern | 1 |
CO
| Chesapeake & Ohio | 1 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 5 |
CRIP
| Chicago Rock Island & Pacific | 1 |
CSS
| Chicago South Shore And South Bend | 1 |
CSX
| CSX Railroad | 3 |
DH
| Delaware & Hudson | 1 |
EJE
| Elgin Joliet and Eastern | 1 |
EL
| Erie Lackawanna | 3 |
GBW
| Green Bay & Western | 1 |
GJ
| GJ | 1 |
GNW
| GNW | 2 |
GTW
| Grand Trunk Western | 1 |
ICG
| Illinois Central Gulf | 1 |
LAL
| Livonia Avon & Lakeville | 1 |
LHR
| Lehigh & Hudson River | 1 |
LN
| Louisville & Nashville | 1 |
LNE
| Lehigh and New England Ry | 1 |
LV
| Lehigh Valley | 2 |
MEC
| Maine Central | 1 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 1 |
PC
| Penn Central | 7 |
PLE
| Pittsburgh & Lake Erie | 1 |
PRR
| Pennsylvania Railroad | 1 |
PWV
| Pittsburgh & West Virginia | 1 |
RDG
| Reading Railroad | 2 |
SOO
| Soo Line | 1 |
THB
| Toronto Hamilton & Buffalo | 2 |
UP
| Union Pacific Railroad Company | 1 |
URR
| Union Railroad | 8 |
WAG
| Wellsville Addison & Galeton | 1 |
WM
| Western Maryland | 1 |
WVRR
| Whitewater Valley Railroad | 1 |