Champion Boot Co. · Identification

Construction / ID tells

Named plates. Desert Sun, Spider Web, Double Eagle, Style 1000, Style 2000, Plainsman, Patent Leather PL 700.
Later number. eBay Style 332 is listing-documented, not a 1963 plate.
Collisions. Not Dingo Champion. Not Nocona CHAMPION. Not Caboots / Champion Attitude.
Address eras. Fox Plaza on a vintage ad is not proof that a later Cotton Street pair used the same last.

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