This is an archived article that was published on in 2013, and information in the article may be outdated. It is provided only for personal research purposes and may not be reprinted.

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

Here are some of the previous installments: