ANR
| Angelina and Neches River Railroad | 2 |
BAR
| Bangor & Aroostook | 1 |
BFJ
| BFJ | 1 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 1 |
GBW
| Green Bay & Western | 1 |
LW
| Louisville and Wadley Railway Company | 1 |
MILW
| Milwaukee Road | 4 |
MP
| Missouri Pacific | 3 |
PC
| Penn Central | 1 |
SM
| St. Marys Railroad | 1 |
SOO
| Soo Line | 1 |
TR
| Tomahawk Railway L.P. | 1 |
WC
| Wisconsin Central | 1 |