BO
| Baltimore & Ohio | 86 |
CNJ
| Central Rail Road of New Jersey | 1 |
CSX
| CSX Railroad | 1 |
DH
| Delaware & Hudson | 2 |
DLW
| Delaware Lackawanna & Western | 1 |
ERIE
| Erie Railroad | 2 |
LNE
| Lehigh and New England Ry | 1 |
MKT
| Missouri-Kansas-Texas | 5 |
NS
| Norfolk Southern | 2 |
NW
| Norfolk & Western | 7 |
NYOW
| New York, Ontario & Western | 2 |
PRR
| Pennsylvania Railroad | 2 |
SOU
| Southern | 2 |
WAB
| Wabash | 4 |
WM
| Western Maryland | 3 |