ATSF
| Atchison Topeka & Santa Fe | 2 |
BHC
| Black Hills Central | 7 |
CBQ
| Chicago Burlington & Quincy | 2 |
CGW
| Chicago Great Western | 6 |
CNW
| Chicago & Northwestern | 1 |
CP
| Canadian Pacific Railway | 1 |
CRIP
| Chicago Rock Island & Pacific | 7 |
DMFD
| DMFD | 1 |
DMIR
| Duluth Missabe & Iron Range | 2 |
DNE
| Duluth and Northeastern Railroad Company | 1 |
DPL
| DPL | 5 |
DRGW
| Denver & Rio Grande Western | 4 |
DSNG
| Durango & Silverton Narrow Gauge Railroa | 1 |
DWP
| Duluth Winnipeg & Pacific | 1 |
EBT
| East Broad Top | 45 |
GN
| Great Northern | 3 |
IC
| Illinois Central | 4 |
MCFD
| MCFD | 1 |
MILW
| Milwaukee Road | 5 |
MNS
| Minneapolis Northfield & Southern | 3 |
MSTL
| Minneapolis & St Louis | 35 |
MW
| MW | 6 |
NP
| Northern Pacific | 9 |
SOO
| Soo Line | 6 |
SRC
| Strasburg Railroad | 2 |
WU
| WU | 1 |