NMLP P-013175 · True-first precedence · minted 2026-07-04

A Case of Conscience

James Blish · Ballantine Books (New York) · 1958

The US Ballantine 1958 paperback original is the true first edition. There was no simultaneous Ballantine hardcover. The first hardcover anywhere is the Faber (UK) 1959; the first US hardcover is later (Walker, 1969). Part of the work appeared earlier in Worlds of If (1953).

Full identification guide for this title →

New Mexico Literacy Project — True-first precedence NMLP P-013175 for "A Case of Conscience" by James Blish (https://newmexicoliteracyproject.org/id/point/p-013175, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).