BN
| Burlington Northern | 1 |
BO
| Baltimore & Ohio | 1 |
BOMX
| B&O Railroad Museum Inc. | 1 |
CNJ
| Central Rail Road of New Jersey | 2 |
CSX
| CSX Railroad | 1 |
EL
| Erie Lackawanna | 2 |
LV
| Lehigh Valley | 1 |
NS
| Norfolk Southern | 1 |
PRR
| Pennsylvania Railroad | 1 |
RBMN
| Reading Blue Mountain & Northern | 1 |
RDG
| Reading Railroad | 4 |
SOU
| Southern | 1 |