References
Web:
(2014). The big four. California State Railroad Museum Foundation. http://www.csrmf.org/explore-and-learn/railroad-history/the-transcontinental-railroad/the-big-four
Hall, L. The pacific railway: A brief history of the pacific railway. Retrieved from: http://railroad.lindahall.org/essays/brief-history.html
Hollis, D. (2010). The impact of railroads on warfare during the american civil war. Retrieved from: http://www.brettschulte.net/CWBlog/2010/02/16/the-impact-of-railroads-on-warfare-during-the-american-civil-war/
Native americans. Retrieved from: http://tinyurl.com/cdob235
Tunneling in the sierra Nevada. Retrieved from: http://tinyurl.com/kyyq4ce
Who was who. Retrieved from: http://railroad.lindahall.org/resources/who-was-who.html#Civil-War
Workers of the central pacific railroad. Retrieved from: http://www.pbs.org/wgbh/americanexperience/features/general-article/tcrr-cprr/
Print:
Bain, D. H. (1999) Empire Express: Building the First Transcontinental Railroad. New York: Viking.
Pryor, A. (2012) The big four railroad barons and other railroad stories. Roseville, CA: Stagecoach Publishing.