NMLP P-027838 · True-first precedence · minted 2026-07-04

Lord Valentine's Castle

Robert Silverberg · Harper & Row, New York · 1980

The Harper & Row 1980 trade first edition is the true first. A simultaneous Harper & Row signed/numbered limited edition (250 copies, publisher's slipcase) was issued for collectors. There is no Underwood-Miller edition of this title; verify the Harper limitation leaf for the numbered state.

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New Mexico Literacy Project — True-first precedence NMLP P-027838 for "Lord Valentine's Castle" by Robert Silverberg (https://newmexicoliteracyproject.org/id/point/p-027838, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).