NMLP P-020062 · Point of issue · minted 2026-07-04

The Proving Trail

Louis L'Amour · Bantam Books · 1979

Bantam paperback original, dated 1979 on the copyright page, with no preceding US hardcover; the paperback is the first appearance

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New Mexico Literacy Project — Point of issue NMLP P-020062 for "The Proving Trail" by Louis L'Amour (https://newmexicoliteracyproject.org/id/point/p-020062, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).