Sombrero-clad vendors spread their wares across the cobblestones of a sunlit Guadalajara plaza in this vivid hand-colored lithographic postcard, the "Compañía Telefónica Mexicana — Oficina Central" visible on the arcade behind them — a rare incidental record of Mexico's early telephone infrastructure alongside the timeless commerce of the mercado al aire libre; published by J.G. Hatton of Mexico D.F. under the Republica Mexicana / Tarjeta Postal imprint, this is a pristine example of the golden age of Mexican picture postcards produced for the tourist and export trade in the Porfiriato and early Revolutionary period. The color printing is rich and well-registered — straw sombreros glow gold, a woman's skirt flashes yellow, white cotton shirts gleam — giving a vivid ethnographic portrait of Guadalajara street life circa 1905–1910. The reverse is entirely blank and unused, with the handsome green "REPUBLICA MEXICANA / TARJETA POSTAL" back design that collectors associate with the pre-Revolutionary undivided/early divided back era.