Page, Bacon & Co., an affiliate of Page & Bacon of St. Louis, was a bank in San Francisco. The St. Louis house became overextended in 1854 due to problems financing a railway, and closed in January 1855.When the news reached San Francisco five weeks later, it triggered a run on the San Francisco house, which was also forced to close.The run affected other banks, many small depositors lost part of their savings and over 200 San Francisco business had to close.