CALIGRAMA The Year I Saved Einstein (Paperback). — made in Spain. When quantum physics met fanaticism. In the summer of 1927, Jan van Hoff was still…
CALIGRAMA The Year I Saved Einstein (Paperback)., sold under the CALIGRAMA brand, is manufactured in Spain. That origin is recorded at the "Internet-Sourced" evidence grade.
Origin evidence last reviewed 2026-10-23.
Every origin claim on Hesperia Market is graded by the strength of its evidence and linked to its sources.