ALM
| Arkansas Louisiana and Mississippi Railr | 12 |
BPRR
| Buffalo and Pittsburgh | 3 |
CNA
| Canadian National Railways | 1 |
CRLE
| Coe Rail Incorporated | 4 |
EEC
| East Erie Commercial Railroad | 7 |
FCCM
| Compania de Ferrocarriles Chiapas Mayab | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 2 |
HS
| H and S Railroad Company | 2 |
IATR
| Iowa Traction Railroad Company | 8 |
LBR
| Lowville and Beaver River Railroad Compa | 1 |
LSRC
| Lake State Railway Company | 2 |
MDW
| Minnesota Dakota and Western Railway Com | 5 |
NADX
| General Electric Rail Services | 1 |
NS
| Norfolk Southern | 5 |
SLC
| San Luis Central Railroad Company | 4 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 29 |
SSW
| St Louis Southwestern (Cotton Belt) | 5 |
UP
| Union Pacific Railroad Company | 1 |
WCOR
| Wellsboro and Corning Railroad Company | 3 |
WCTR
| WCTU Company White City Terminal Railway | 1 |
WP
| Western Pacific | 1 |
YARR
| Youngstown and Austintown Railroad | 5 |
YB
| Youngstown Belt Railroad Company | 1 |