NMLP P-043999 · Point of issue · minted 2026-07-19

The Iron Heel

Jack London · The Macmillan Company (New York) · 1908

A binding variant is recorded in which the foot of the publisher's name on the spine sits roughly 4 mm above the bottom edge, against roughly 7 mm on other copies; priority between the two has not been established, so neither gap is a first-state point and neither should be sold as one

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New Mexico Literacy Project — Point of issue NMLP P-043999 for "The Iron Heel" by Jack London (https://newmexicoliteracyproject.org/id/point/p-043999, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).