NMLP P-026537 · True-first precedence · minted 2026-07-04

The Tyrant's Tomb (Trials of Apollo 4)

Rick Riordan · Disney-Hyperion (New York) · 2019

US first, published September 24, 2019. Disney-Hyperion issued the true first trade hardcover.

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New Mexico Literacy Project — True-first precedence NMLP P-026537 for "The Tyrant's Tomb (Trials of Apollo 4)" by Rick Riordan (https://newmexicoliteracyproject.org/id/point/p-026537, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).