The first Pony Express rider to reach San Francisco on the final relay carrying mail from St. Joseph, Missouri to California, arrived in this city Apr. 14, 1860 aboard the River Str. ?Antelope'. Led by a band and several engine companies, a concourse of citizens escorted the rider, mounted on his gayly decorated pony, to the office of the Alta California Telegraph Company, headquarters of the Pony Express, which stood on this spot. The Pony Express in operation from Apr. 3, 1860 to Oct, 26, 1861.