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Completion of the world's first transcontinental railroad was celebrated here where the Central Pacific and Union Pacific Railroads met on May 10, 1869. Golden Spike was designated as a national historic site in nonfederal ownership on April 2, 1957, and authorized for federal ownership and administration by an act of Congress on July 30, 1965. 
Desginations 1957 - National Historic Site (non-federal ownership) July 30, 1965 - National Historic Site (federal ownership) 
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