ACL
| Atlantic Coast Line |
|
1
|
0
| ACL |
ATSF
| Atchison Topeka & Santa Fe |
|
1
|
0
| ATSF |
BCG
| Buffalo Creek & Gauley |
|
1
|
0
| BCG |
BO
| Baltimore & Ohio |
|
1
|
0
| BO |
CO
| Chesapeake & Ohio |
|
0
|
3
| CO |
GMRC
| Green Mountain RR |
|
0
|
1
| GMRC |
NW
| Norfolk & Western |
|
1
|
0
| NW |
PRR
| Pennsylvania Railroad |
|
0
|
1
| PRR |
RDG
| Reading Railroad |
|
1
|
0
| RDG |
SOU
| Southern |
|
1
|
0
| SOU |
WM
| Western Maryland |
|
1
|
0
| WM |