ALFAGUARA The Black Swallow (a Søren Marhauge case 2). — made in Spain. A gripping scientific thriller winner of the Reader’s Book Award, by the author of The…
ALFAGUARA The Black Swallow (a Søren Marhauge case 2)., sold under the ALFAGUARA brand, is manufactured in Spain. That origin is recorded at the "Internet-Sourced" evidence grade.
Origin evidence last reviewed 2026-07-20.
Every origin claim on Hesperia Market is graded by the strength of its evidence and linked to its sources.