NMLP P-007020 · Point of issue · minted 2026-07-04

Dr. Seuss's Sleep Book

Dr. Seuss · Random House · 1962

Note that examiners have not found a reliable differentiator in the book block alone, so an unclipped first-issue jacket is essential to identify the first

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New Mexico Literacy Project — Point of issue NMLP P-007020 for "Dr. Seuss's Sleep Book" by Dr. Seuss (https://newmexicoliteracyproject.org/id/point/p-007020, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).