Willie Lusk Jr. · Identification

Documentation limits

Complete stitch typology / illustrated comparison sets are still incomplete online.
Celebrity attributions are press-reported.
Successor-shop (1977–1991) construction continuity is incompletely published.
Exact Evelyn Green / Leddy stitch-transfer details need exhibition + thesis follow-up (Hall M.A., Texas Tech 1992).

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