NMLP P-000612 · True-first precedence · minted 2026-07-04

Why Didn't They Ask Evans? (US: The Boomerang Clue)

Agatha Christie · William Collins (Crime Club) · 1934

The UK Collins printing is the true first; the US Dodd, Mead edition, under the variant title, followed in 1935.

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New Mexico Literacy Project — True-first precedence NMLP P-000612 for "Why Didn't They Ask Evans? (US: The Boomerang Clue)" by Agatha Christie (https://newmexicoliteracyproject.org/id/point/p-000612, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).