'Grain house' at RotterdamHaarlem branch of the society for the promotion of architecture.AmstelveenCommercial property in The HagueAt the text figuresAt the text figuresAt the text figureBungalows for hospital staffDriver's house in HoenderloThe elderly and their housingArchitecture at the Zuiderzee Works DepartmentThe "Apollo" tennis and exhibition hall in Plan-Zuid in AmsterdamService houses and stable on the Groot Haesebroek estate in WassenaarDirector's house at the gas factory, Haarlemmerweg in AmsterdamDirector's house of the children's foundation in Barneveld, emanating from the Vereeniging tot duurzame verzorging van minderjarigen, in UtrechtDirector's house of the Mr.-Jan-Pieter-Adolfstichting in BarneveldDirector's house gas factory at HarlingenDirector's residenceGravedigger's house with Reception room in the General Cemetery at SchoonhovenA servant house at Zonnestraal in HilversumA done dealZeeuwsch-Vlaanderen power plantH.B.S. at EnschedeThe building of the Levensverzekering Mij. Dordrecht, to Noordwijk at WeltevredenThe new reception building at the New Ooster Cemetery in AmsterdamThe R.K. sanatorium 'Dekkerswald' in GroesbeekInstructional pool at VoorschotenOffice and company residence in The HagueCoach houseCountry houses near Rotterdam. 'The Elm Court'Nine houses at RozenburgDesign a custodian houseDesign chief civil servant's residence at HoenderlooDesign Cashier's HouseDesign gardener's house with office and sample roomDesign of a forester's houseDesign of a director's residence, offices and warehouses in Hengelo (O.).Design of a small official residence at KollumDesign of a park ranger's houseDesign of a park ranger's house