Author
SpringerLink (Online service)
16
Burlington and Missouri River Railroad Company
6
Collman, Russ
4
United States. Federal Railroad Administration
4
Albi, Charles
3
Beebe, Lucius, 1902-1966
3
Chicago, Burlington & Quincy Railroad Company
3
Forrest, Kenton
3
Hungerford, John B., 1897-1975
3
Marinov, Marin, 1948-
3
Union Pacific Railroad Company
3
United States. Congress. House. Committee on Transportation and Infrastructure,
3
Brauer, Peter F.
2
Clegg, Charles, 1916-1979
2
Colorado Railroad Museum
2
Colorado. Department of Transportation
2
Colorado. Railroad Commissioner
2
Dodge, Grenville M., 1831-1916
2
Dubuque and Pacific Railroad Company
2
Farrington, S. Kip 1904-1983
2
Feitz, Leland
2
Griswold, P. R. 1922-
2
International Workshop on High-Speed and Intercity Railways
2
International Workshop on High-Speed and Intercity Railways Shenzhen and Hong Kong, China)
2
Kindig, R. H.
2
Lathrop, Gilbert A.
2
Marinov, Marin
2
Meyers, Steven J.
2
National Railroad Convention
2
National Railroad Convention Saint Louis, Mo.)
2
Ni, Yi-Qing
2
Oxford Scholarship Online
2
Rand McNally and Company
2
Rocky Mountain Railroad Club
2
State Railroad Commission of Colorado
2
Theroux, Paul
2
United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Ground Transportation
2
United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Railroads, Pipelines, and Hazardous Materials,
2
United States. National Archives and Records Administration. Cartographic Section
2
United States. National Park Service
2
Ye, Xiao-Wei
2
Abbott, Dan
1
Abdill, George B.
1
Adams, Ramon F. 1889-1976
1
Agarwal, Avinash K.
1
Alexandrov, Alexei,
1
Amtrak. Office of Inspector General,
1
Atchison, Topeka, and Santa Fe Railway Company
1
Barney, Joshua, 1799 or 1800-1867
1
Bauer, Frederick
1
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