A Look Back: Photos of the Transcontinental Railroad and Golden Spike historic site
Each Friday, The Salt Lake Tribune presents images from its archives in a special series called A Look Back. Today's photos show various events at the Golden Spike National Historic Site and the completion of the Transcontinental Railroad on May 10, 1869.
Every gallery of the series is available at http://www.sltrib.com/topics/lookback.
Here are some of the previous installments: