NMLP P-026447 · True-first precedence · minted 2026-07-04

The Dark Prophecy (Trials of Apollo 2)

Rick Riordan · Disney-Hyperion (New York) · 2017

US Disney-Hyperion hardcover of May 2, 2017 is the true first; no earlier UK or Canadian edition.

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New Mexico Literacy Project — True-first precedence NMLP P-026447 for "The Dark Prophecy (Trials of Apollo 2)" by Rick Riordan (https://newmexicoliteracyproject.org/id/point/p-026447, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).