ArchitectJan GratamaDutch architect (1877-1947), 1877–1947Photograph of one of their buildings · Marcel mulder · CC BY-SA 3.0 nl · Wikimedia Commons3 buildingsKingdom of the NetherlandsFurther readingWikipedia article↗BuildingsPlan WestAmsterdam, NetherlandsWoonblok met winkelsArnhem, NetherlandsWoontorenArnhem, Netherlands