|
AA
| Ann Arbor | 4 |
|
BM
| Boston & Maine | 2 |
|
CCR
| Corinth & Counce | 1 |
|
CIRR
| Chattahoochee Industrial Railroad | 1 |
|
CN
| Canadian National Railways | 1 |
|
CNW
| Chicago & Northwestern | 1 |
|
CR
| Conrail | 1 |
|
DM
| Detroit & Mackinac | 1 |
|
DTI
| Detroit Toledo & Ironton | 1 |
|
GTW
| Grand Trunk Western | 4 |
|
MR
| McCloud Railway Company | 1 |
|
NCCX
| NCCX | 1 |
|
NW
| Norfolk & Western | 2 |
|
PC
| Penn Central | 3 |
|
PM
| Pere Marquette | 2 |
|
RFP
| Richmond Fredericksburg & Potomac | 1 |
|
SBD
| Seaboard System | 4 |
|
SLGG
| Progress Rail Services Corporation | 1 |
|
SOU
| Southern | 2 |
|
TBOX
| TTX Company | 1 |
