ASYX
| AVONDALE SHIPYARDS INC. | 1 |
BNSF
| BNSF Railway | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
GMO
| Gulf Mobile & Ohio | 2 |
GNTX
| TTX Company | 1 |
IC
| Illinois Central | 1 |
ICG
| Illinois Central Gulf | 3 |
KCS
| Kansas City Southern | 2 |
SP
| Southern Pacific | 1 |
TOE
| Texas Oklahoma and Eastern RR Company | 1 |
UP
| Union Pacific Railroad Company | 1 |