Teyler’s Foundation in Haarlem and its ‘Book and Art Room’ of 1779, edited by Ellinoor Bergvelt and Debora Meijers, examines for the first time this institution in the context of scientific, museological, political, artistic, religious and philosophical developments. The key moment was the decision in 1779 to give a free interpretation to the testament of its founder, the Mennonite entrepreneur Pieter Teyler van der Hulst (1702–1778): stimulated by the naturalist Martinus van Marum, the Foundation’s board decided to build an impressive museum room and to establish a natural science...