ATSF
| Atchison Topeka & Santa Fe | 1 |
CEBX
| Combustion Engineering Incorporated | 1 |
CNW
| Chicago & Northwestern | 6 |
CP
| Canadian Pacific Railway | 1 |
GTW
| Grand Trunk Western | 1 |
MCRY
| MCRY | 3 |
MERA
| MERA | 2 |
METR
| METR | 3 |
MILW
| Milwaukee Road | 4 |
NKP
| Nickel Plate | 1 |
RBBX
| Ringling Bros. and Barnum and Bailey | 2 |
SOO
| Soo Line | 5 |
SPAX
| Southeastern Pennsylvania Transportation (SEPTA) | 1 |