1 ene 1869 año - Completion of the Transcontinental Railroad
Descripción:
 The creation of the transcontinental railroad was on such a large scale that two railroad companies met in Promontory, Utah on May 10, 1869, to complete the railroad. The railroad was a huge achievement and success and linked the farthest ends of America together. It is a continuity in the close communication and networking of America. 
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fecha:
1 ene 1869 año
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 ~ 156 years ago