Question: When did François Hemsterhuis's father die?
Sentence (from "François Hemsterhuis"): The best collected edition of his works is by PS Meijboom (1846-1850); see also SA Gronemann, "F. Hemsterhuis, de Nederlandische Wijsgeer" (Utrecht, 1867); E Grucker, "François Hemsterhuis,
Relevant evidence: No