ATSF
| Atchison Topeka & Santa Fe | 2 |
BN
| Burlington Northern | 1 |
BO
| Baltimore & Ohio | 4 |
CBQ
| Chicago Burlington & Quincy | 3 |
CGW
| Chicago Great Western | 1 |
CNW
| Chicago & Northwestern | 4 |
CO
| Chesapeake & Ohio | 1 |
CR
| Conrail | 4 |
CSX
| CSX Railroad | 1 |
EIRE
| EIRE | 1 |
IBCX
| Indiana Box Car Corporation | 2 |
IC
| Illinois Central | 1 |
IHB
| Indiana Harbor Belt | 1 |
LNE
| Lehigh and New England Ry | 2 |
LV
| Lehigh Valley | 1 |
MGA
| Monongahela RR | 1 |
NKP
| Nickel Plate | 1 |
NS
| Norfolk Southern | 7 |
NW
| Norfolk & Western | 4 |
PLE
| Pittsburgh & Lake Erie | 1 |
PRR
| Pennsylvania Railroad | 1 |
RI
| RI | 1 |
RUT
| Vermont Railway Incorporated | 1 |
TPW
| Toledo Peoria & Western | 1 |
UP
| Union Pacific Railroad Company | 2 |
WBCR
| Wabash Central | 3 |
WE
| Wheeling & Lake Erie | 1 |