NMLP P-000451 · True-first precedence · minted 2026-07-04

The A.B.C. Murders

Agatha Christie · William Collins Sons / Crime Club (London) · 1936

The UK Collins edition (6 January 1936) precedes the US Dodd, Mead edition (February 1936). The UK is the true first.

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New Mexico Literacy Project — True-first precedence NMLP P-000451 for "The A.B.C. Murders" by Agatha Christie (https://newmexicoliteracyproject.org/id/point/p-000451, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).