NMLP P-000388 · True-first precedence · minted 2026-07-04

N or M?

Agatha Christie · Dodd, Mead and Company · 1941

Corrected: the true first is US Dodd, Mead (1941), which preceded the UK Collins edition of November 1941 — not the other way around.

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New Mexico Literacy Project — True-first precedence NMLP P-000388 for "N or M?" by Agatha Christie (https://newmexicoliteracyproject.org/id/point/p-000388, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).