Design years: 1956 (before);1950 Illustrations: ground floor and floor/residential house Hillegersberg; photo/detail facade with entrance, residential house, Hillegersberg; photo/view residential house Hillegersberg; photo/terrace, residential house Vlaardingen; photo/detail, residential house, Hilligersberg; interior photo/house Hillegersberg; north and south facade/house, Hilligersberg; ground floor and east facade/house, Vlaardingen; photo/detail, side facade, house, Vlaardingen; photo/detail, terrace under pergola, house, Vlaardingen; photo/detail, residential house Van Heutzpark, Vlaardingen; photo/detail side facade with terrace, residential house Van Heutzpark, Vlaardingen; photo/detail, architect's house, Kralingseweg 187, Rotterdam; situation, cross-section, ground floor and inset floor/architect's house, Kralingseweg 187, Rotterdam; photo/detail stairs to concrete crossing, architect's house, Kralingseweg 187, Rotterdam; interior photo/architect's house, Kralingseweg 187, Rotterdam