NMLP P-042221 · Point of issue · minted 2026-07-19

Darker Than You Think

Jack Williamson · Fantasy Press (Reading, Pennsylvania) · 1948

The printing was issued in two states: a limited issue of 500 copies hand-numbered and signed by Williamson on an integral limitation leaf, and an unsigned trade issue (catalogued by ABAA dealers as the "first trade edition") that lacks the leaf — both are the 1948 first edition

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New Mexico Literacy Project — Point of issue NMLP P-042221 for "Darker Than You Think" by Jack Williamson (https://newmexicoliteracyproject.org/id/point/p-042221, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).