AA
| Ann Arbor | 4 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BO
| Baltimore & Ohio | 1 |
CBQ
| Chicago Burlington & Quincy | 1 |
CNW
| Chicago & Northwestern | 2 |
CO
| Chesapeake & Ohio | 39 |
CR
| Conrail | 3 |
CSL
| Chicago Short Line Railway Company | 1 |
CSX
| CSX Railroad | 4 |
DM
| Detroit & Mackinac | 1 |
DTI
| Detroit Toledo & Ironton | 1 |
GLLX
| Great Lakes Locomotive | 1 |
GTW
| Grand Trunk Western | 16 |
HESR
| Huron and Eastern | 1 |
IC
| Illinois Central | 1 |
IHB
| Indiana Harbor Belt | 2 |
LCTR
| LCTR | 1 |
MILW
| Milwaukee Road | 1 |
MQT
| Marquette Rail | 44 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 1 |
PM
| Pere Marquette | 10 |
PRR
| Pennsylvania Railroad | 1 |
SOO
| Soo Line | 2 |
UP
| Union Pacific Railroad Company | 2 |