[San Francisco]: [El Prado], (n. d.). Circa 1935. Flip-fold card, with illustrated die-cut flaps of two Mexican men, one on a burro, the other playing a guitar. 6" x 4" (folded). Stiff cream paper, front panel illustrated to look like the exterior of a building with Spanish graffiti. Very minor wear to external panels. Clean and crisp. NF. Item #42868
Promotional brochure that doubles as a mailing, with an interior section of lines on which a guest can write a message, and an address box on the rear panel (both blank); El Prado offers to pay the postage.