The first overland mail from California arrives in St. Louis, twenty-five days out from San Francisco
Just before nine o'clock in the evening, the first overland mail from California arrived in St. Louis from San Francisco, from where it had left almost twenty-five days before. (By John Osborne)
Source Citation
The American Almanac and Repository of Useful Knowledge for the Year 1860 (Boston: Crosby, Nichols, and Company, 1859), 384.