BN
| Burlington Northern | 1 |
CNW
| Chicago & Northwestern | 2 |
CSX
| CSX Railroad | 5 |
CUOH
| Columbus and Ohio River Railroad Company | 4 |
HS
| H and S Railroad Company | 1 |
KWT
| KWT Railway | 2 |
LRWN
| Little Rock & Western | 1 |
NS
| Norfolk Southern | 1 |
OAR
| Old Augusta Railroad | 2 |
SLC
| San Luis Central Railroad Company | 1 |
SOU
| Southern | 5 |
WLO
| Waterloo Railway Company (Illinois Central) | 1 |
WSOR
| Wisconsin & Southern | 2 |