NMLP P-042281 · Point of issue · minted 2026-07-19
The Dark Frontier
Eric Ambler · Hodder & Stoughton (London) · 1936
Publisher's blue cloth with lettering to the spine (described as navy by one dealer and black by another), blue endpapers, 320 pp
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New Mexico Literacy Project — Point of issue NMLP P-042281 for "The Dark Frontier" by Eric Ambler (https://newmexicoliteracyproject.org/id/point/p-042281, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).