Cycling De Sitter lecture hall of the Huygens Lab of Leide… Electromagnet at the Huygens Lab of Leiden Univers… Water Fibrelite FL90 D400 manhole cover Oil coming out of a bus Achmea building in Leiden: finished Scissors 1987 Mercedes-Benz 609 D Lecture hall C131 of the Kamerlingh Onnes Building… Lecture hall C131 of the Kamerlingh Onnes Building… Lecture hall 003 of the Lipsius Building of Leiden… New exhaust for a Mercedes-Benz W124-200D 1985 Mercedes-Benz 300 CD Turbodiesel engine 1985 Mercedes-Benz 300 CD Turbodiesel engine Interior of a 1985 Mercedes-Benz 300 CD Turbodiese… 1985 Mercedes-Benz 300 CD Turbodiesel Shell filling station Fancy names for diesel and petrol New diesel for the Mercedes Euro inflation BD monogram The Golden Head 1971 Citroën AK3ST 400 1971 Citroën AK3ST 400 Live in your dreamed environment in Oegstgeest Flat Guinness Build your own Volkswagen Beetle Build your own Volkswagen Beetle Build your own Volkswagen Beetle Build your own Volkswagen Beetle Havinga Lecture hall in the Gorlæus Lab of Leiden… Havinga Lecture hall in the Gorlæus Lab of Leiden… Havinga Lecture hall in the Gorlæus Lab of Leiden… Havinga Lecture hall in the Gorlæus Lab of Leiden… Lecture hall 005 of the Lipsius building of Leiden… Lecture hall 005 of the Lipsius building of Leiden… Flipje is back! Escher View of the Rapenburg from a window Portrait Durian cake Screens Screens View of the front yard of the Kamerlingh Onnes Bui…