NMLP P-026747 · Point of issue · minted 2026-07-04

Double Star

Robert A. Heinlein · Doubleday (hardcover) · 1956

True first is the 1956 Doubleday & Company hardcover (Garden City), the year's Hugo winner; it was serialized in Astounding Science-Fiction

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New Mexico Literacy Project — Point of issue NMLP P-026747 for "Double Star" by Robert A. Heinlein (https://newmexicoliteracyproject.org/id/point/p-026747, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).