Jan van Goyen, Boats in Harbour, mid-1640s (DeBeer) Tags: tower art windmill monochrome sailboat painting landscape boats coast harbor boat ruins harbour 17thcentury ruin nationalgallery coastal slovakia artmuseum bratislava arthistory dutchlandscape landscapepainting goyen riverscape dutchpainting dutchart 1640s janvangoyen slovaknationalgallery boatsinharbour vangoyen monochromelandscape 17thcenturyart tonalpainting slovensknrodngalria mid17thcentury 17thcenturypainting nationalgalleryofslovakia