NMLP P-027693 · Point of issue · minted 2026-07-04

The Sigma Protocol

Robert Ludlum · St. Martin's Press · 2001

Martin's Press, New York, 2001, with a complete number line descending to 1 on the copyright page (St

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New Mexico Literacy Project — Point of issue NMLP P-027693 for "The Sigma Protocol" by Robert Ludlum (https://newmexicoliteracyproject.org/id/point/p-027693, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).