|
ARR
| Alaska Railroad | 1 |
|
BN
| Burlington Northern | 5 |
|
BO
| Baltimore & Ohio | 1 |
|
CBQ
| Chicago Burlington & Quincy | 73 |
|
CNW
| Chicago & Northwestern | 1 |
|
CO
| Chesapeake & Ohio | 1 |
|
CR
| Conrail | 1 |
|
CRIP
| Chicago Rock Island & Pacific | 1 |
|
CS
| Colorado & Southern | 4 |
|
DAPX
| Dairyland Power Cooperative (Wis.) | 1 |
|
EJE
| Elgin Joliet and Eastern | 3 |
|
GN
| Great Northern | 1 |
|
IC
| Illinois Central | 3 |
|
ITC
| Illinois Terminal Railroad | 1 |
|
LN
| Louisville & Nashville | 1 |
|
MILW
| Milwaukee Road | 1 |
|
MKT
| Missouri-Kansas-Texas | 1 |
|
MP
| Missouri Pacific | 17 |
|
NP
| Northern Pacific | 1 |
|
PRR
| Pennsylvania Railroad | 3 |
|
ROCK
| Rock Island | 3 |
|
SPS
| Spokane Portland & Seattle | 1 |
|
UP
| Union Pacific Railroad Company | 2 |
|
WP
| Western Pacific | 1 |
