Freight Railroad Chronology - AAR

The Ultimate Guide to Railroad Classes: Classes I, II & III

Union Pacific

For 100 Years, the Alaska Railroad Has Been a Critical Artery Pumping Passengers and Freight Through the State, Travel

Boondoggle': Financial woes may jeopardize proposed Alaska-Canada railroad project - Alaska Public Media

Nov. 18, 1883: Railroad Time Goes Coast to Coast

The Filthy Emissions of Railroad Locomotives—and the Rail Unions Sounding the Alarm - The American Prospect

History of the Valley Railway (U.S. National Park Service)

Blog: 10 Famous Railroad Tycoons

Transcontinental Railroad - Construction, Competition & Impact

Railroad Fight Was Eight Years of Militant Rank-and-File Organizing