NMLP P-027914 · Point of issue · minted 2026-07-04

To Open the Sky

Robert Silverberg · Ballantine · 1967

Ballantine Books paperback original, New York, 1967, catalog number U6093, with cover art by Richard Powers and no statement of later printing

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New Mexico Literacy Project — Point of issue NMLP P-027914 for "To Open the Sky" by Robert Silverberg (https://newmexicoliteracyproject.org/id/point/p-027914, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).