ADN
| Ashley Drew & Northern | 1 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BCK
| Buffalo Creek Flour | 1 |
BM
| Boston & Maine | 1 |
BN
| Burlington Northern | 1 |
BO
| Baltimore & Ohio | 3 |
CLC
| Columbia and Cowlitz Railway Company | 1 |
CNW
| Chicago & Northwestern | 2 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 3 |
CRIP
| Chicago Rock Island & Pacific | 2 |
DH
| Delaware & Hudson | 1 |
DTI
| Detroit Toledo & Ironton | 1 |
FEC
| Florida East Coast | 1 |
LAPX
| Linde Air Products Co. | 1 |
LRWN
| Little Rock & Western | 1 |
LV
| Lehigh Valley | 1 |
MB
| Meridian & Bigbee | 1 |
MNS
| Minneapolis Northfield & Southern | 1 |
NDEM
| NDEM | 1 |
NH
| New Haven | 2 |
PC
| Penn Central | 1 |
PLE
| Pittsburgh & Lake Erie | 1 |
PRR
| Pennsylvania Railroad | 2 |
RBOX
| Railbox Company | 1 |
RDG
| Reading Railroad | 1 |
SOO
| Soo Line | 1 |
SOU
| Southern | 2 |
SP
| Southern Pacific | 1 |
UP
| Union Pacific Railroad Company | 1 |
VAMD
| Virginia and Maryland | 1 |
WRX
| Western Refrigerator Line Company Termin | 1 |
YW
| Yreka Western Railroad Company | 1 |