Question: What is the date of death of Louise Sophie Blussé's husband?
Sentence (from "Caspar Reuvens"): He was the founding director of the Rijksmuseum van Oudheden (Dutch National Museum of Antiquities) in Leiden, the world's first ever professor of archaeology (at Leiden University), and conducted the first excavations at the Roman provincial site Forum Hadriani in the Netherlands.
Relevant evidence: No