Hieronymus Bosch, painter and draughtsman technical studies - Hoogstede, Luuk; Spronk, Ron 1957-; Erdmann, Robert G. 1972-; Ilsink, Matthijs 1974-; Koldeweij, A. M. 1953-; Nap, Hanneke; Veldhuizen, Daan (Mercatorfonds, 2016)