nwood2lesle nwood2lesle
  • 16-11-2016
  • Social Studies
contestada

What challenges did the companies building the transcontinental railroad face?

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GoodwrenchGM3
GoodwrenchGM3 GoodwrenchGM3
  • 17-11-2016
They had to use TNT to blow a tunnel thru the mountains and they were not 100% about the idea at first.
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