NMLP P-012824 · True-first precedence · minted 2026-07-04

The Treason of Isengard (HoME vol. 7)

J.R.R. Tolkien · Unwin Hyman · 1989

UK Unwin Hyman edition is the true first, preceding the HarperCollins reissues; the US Houghton Mifflin edition followed.

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New Mexico Literacy Project — True-first precedence NMLP P-012824 for "The Treason of Isengard (HoME vol. 7)" by J.R.R. Tolkien (https://newmexicoliteracyproject.org/id/point/p-012824, CC BY 4.0, dataset DOI 10.5281/zenodo.21184548).