NMLP P-016274 · True-first precedence · minted 2026-07-04
The Investigator
John Sandford · G.P. Putnam's Sons · 2022
The US G.P. Putnam's Sons edition is the true first; first Letty Davenport novel, published in 2022, launching her own series as a spin-off from the Prey books. A UK Simon & Schuster edition of the same year is a separate printing, not the true first.
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New Mexico Literacy Project — True-first precedence NMLP P-016274 for "The Investigator" by John Sandford (https://newmexicoliteracyproject.org/id/point/p-016274, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).