What railroad for which Oakes Ames is credit as being the single most important influence in building was caught up in the  Crédit Mobilier scandal?
Oakes Ames Oakes Ames (January 10, 1804 – May 8, 1873) was an American manufacturer, capitalist, and member of the United States House of Representatives from Massachusetts. As a congressman, he is credited by many historians as being the single most important influence in the building of the Union Pacific portion of the transcontinental railroad. He is also noted for the subsequent scandal that alleged the improper sale of stock of the railroad's construction company.
William J. Oliver (industrialist) William Jesse Oliver (January 13, 1867 – March 28, 1925) was an American industrialist who operated one of the nation's most successful contracting firms in the early 20th century. He built several hundred miles of railroad in the Southern Appalachian region during the 1890s and early 1900s, and opened the South's largest privately owned manufacturing plant in 1905. He submitted the initial winning bid for the construction of the Panama Canal in 1907, though the bid was eventually rejected.