NMLP P-000424 · True-first precedence · minted 2026-07-04

Poirot Investigates

Agatha Christie · The Bodley Head · 1924

The eleven-story UK Bodley Head edition is the true first; the fourteen-story US Dodd, Mead 1925 edition is a distinct first-thus for its added contents.

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New Mexico Literacy Project — True-first precedence NMLP P-000424 for "Poirot Investigates" by Agatha Christie (https://newmexicoliteracyproject.org/id/point/p-000424, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).