World’s Oldest Rodeo, Prescott Arizona, July 4, 1888 (c.1940s)

This colorful poster celebrates the “World’s Oldest Rodeo” held in Prescott, Arizona, prominently dating the event to July 4, 1888. The central illustration shows two cowboys on rearing horses, framed by a towering saguaro cactus and an expansive desert landscape, capturing the drama and athleticism of early Western rodeo culture. Large, shaded display lettering in a Western-style typeface announces the title at the top and the location at the bottom, all enclosed within a bold orange border that heightens the sense of spectacle. The artwork appears to be based on mid‑20th‑century commercial illustration, likely reproduced originally as a color lithograph or offset lithographic poster, with painterly brushwork, warm earth tones, and turquoise sky creating a nostalgic vision of the American West. No printer’s imprint or artist’s signature is clearly visible in the image, but the design closely follows the visual language of rodeo and Wild West advertising: heroic riders, dynamic diagonals, and dust clouds that seem to burst beyond the frame. By pairing the historic 1888 date with a later illustrative style, the poster both commemorates Prescott’s long‑running Independence Day rodeo and markets it as a living tradition. This piece matters as a visual record of how Western rodeos were promoted as public spectacle, blending local history with the mythic imagery of the cowboy. It highlights the role of posters in shaping popular ideas of the American frontier and shows how mid‑century advertising revived 19th‑century events through bold color, romanticized action, and instantly legible typography.