NMLP P-008155 · True-first precedence · minted 2026-07-04

Half Moon Investigations

Eoin Colfer · Puffin (London) · 2006

UK Puffin edition (2006), released in the UK and Ireland simultaneously, is the accepted first.

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New Mexico Literacy Project — True-first precedence NMLP P-008155 for "Half Moon Investigations" by Eoin Colfer (https://newmexicoliteracyproject.org/id/point/p-008155, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).