Osuna · Identification

Construction / ID tells

South Tucson custom bench, off I-19 toward Nogales.
Family labor. Wife and her brothers appear in the Sonoran News shop description.
No factory SKU line. Western Boot Company listings print descriptive pair titles.
Not a Texas Osuna and not a León factory from the name alone.

Maker-specific markings guidance has not been documented yet. Preserve the complete stamp and compare it against dated sources.