Het latrinaire gebeuren : geschiedenis van de w.c.Über das Klo : ein Thema, auf das jeder täglich kommtClean and decent : the fascinating history of the bathroom & the water closet : and a sundry habits, fashions & accessories of the toilet, principally in Great Britain, France & AmericaKamer 100 : Prijsvraag RijksbouwmeesterDe kleinste kamerClean and decent : the fascinating history of the bathroom & the water closet : and a sundry habits, fashions & accessories of the toilet, principally in Great Britain, France & AmericaVan kamer tot kamer