NMLP P-000486 · True-first precedence · minted 2026-07-04

The Labours of Hercules

Agatha Christie · Dodd, Mead and Company (US) — true first; William Collins Crime Club (UK) followed · 1947

The US Dodd, Mead edition (around mid-1947) precedes the UK Collins Crime Club edition (September 1947), making the US printing the true first, not the UK edition as originally recorded.

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New Mexico Literacy Project — True-first precedence NMLP P-000486 for "The Labours of Hercules" by Agatha Christie (https://newmexicoliteracyproject.org/id/point/p-000486, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).