Zoek in Rijksstudio
Brief aan Françoise W.M. Bonger
Kröller-Müller Museum, 1964, brief, RP-D-2017-2452-320-1
Brief aan Françoise W.M. Bonger
Kröller-Müller Museum, 1965, brief, RP-D-2017-2452-320-3
Kröller-Müller Museum, 1964, brief, RP-D-2017-2452-320-1
Kröller-Müller Museum, 1965, brief, RP-D-2017-2452-320-3