NMLP P-008224 · True-first precedence · minted 2026-07-04

The Case of the Angry Mourner

Erle Stanley Gardner · William Morrow · 1951

The US William Morrow edition of 1951 is the true first; the Perry Mason novels appeared first in the American Morrow trade printing.

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New Mexico Literacy Project — True-first precedence NMLP P-008224 for "The Case of the Angry Mourner" by Erle Stanley Gardner (https://newmexicoliteracyproject.org/id/point/p-008224, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).