- Educational drawings TH Delft, Department of Architecture
             1904-1909
      		 Note: Some of the titles
		      - Group of 3 villas in a city park
		        Art gallery with upstairs apartment
		        Exchange and stock exchange 2x
		        City Hall
		        Protestant city church 1000 seated.
		        Facade of residential house the Ark etc.
		        Protestant village church 700 seats.
		        Council Chamber
		        Mansion on the corner of an outer boulevard
		        Cafe restaurant with party room (several times)
- Early projects (before 1920)
              - Competition cafe-restaurant, motto "Lucullus"
              - Groenlo, Villa with office
              - Oudewater, Restoration residence, 1914-1915