The Pony Express, icon of the American West, operated for only 18 months (1860-1861) before the transcontinental telegraph made it obsolete.
Notes on verification
Well-documented in US Postal Service history and contemporary business records
The Pony Express, icon of the American West, operated for only 18 months (1860-1861) before the transcontinental telegraph made it obsolete.
Well-documented in US Postal Service history and contemporary business records