BN
| Burlington Northern | 1 |
BO
| Baltimore & Ohio | 1 |
CO
| Chesapeake & Ohio | 1 |
CSX
| CSX Railroad | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
EBT
| East Broad Top | 2 |
EL
| Erie Lackawanna | 1 |
GACX
| General American Marks Company | 1 |
HKGX
| Haines & Kibblehouse Inc. | 2 |
HPJX
| Helm-Pacific Leasing | 1 |
NDYX
| First Union Rail | 1 |
NS
| Norfolk Southern | 3 |
PS
| Pittsburg and Shawmut Railroad Company | 1 |
RBMN
| Reading Blue Mountain & Northern | 15 |
RDG
| Reading Railroad | 3 |
SOU
| Southern | 1 |