NMLP P-012212 · True-first precedence · minted 2026-07-04

The Sum of Our Days

Isabel Allende · HarperCollins (US) / Fourth Estate (UK) · 2008

First English-language edition of the memoir La suma de los días (2007). Both the US HarperCollins edition and the UK Fourth Estate edition appeared in 2008; the US HarperCollins edition is treated as the true first in English and was in review circulation (Kirkus) by early 2008.

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New Mexico Literacy Project — True-first precedence NMLP P-012212 for "The Sum of Our Days" by Isabel Allende (https://newmexicoliteracyproject.org/id/point/p-012212, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).