NMLP P-040494 · Point of issue · minted 2026-07-19

The Circular Staircase

Mary Roberts Rinehart · The Bobbs-Merrill Company (Indianapolis) · 1908

The decisive point is the copyright page: the first printing carries "September" together with 1908, reading "COPYRIGHT, 1908, BY THE BOBBS-MERRILL COMPANY" — Bobbs-Merrill's early practice was to show a month only on the copyright page of a first, and a copy without the month statement is a later printing

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New Mexico Literacy Project — Point of issue NMLP P-040494 for "The Circular Staircase" by Mary Roberts Rinehart (https://newmexicoliteracyproject.org/id/point/p-040494, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).