Free Abstract painting art:
1988 - 'Sketch of old freight trains in the old harbor area', area Amsterdam East', - charcoal sketch, urban landscape drawing; free download image for print, public domain / Commons, CC-BY – Fons Heijnsbroek
Free Abstract painting art:
1988 - 'View over the Oostelijke Handelskade, eastwards', former old harbor of Amsterdam, drawing sketch in charcoal; Dutch Expressionism art / Hollands; free download art image to print, in public domain / Commons, CC-BY – painter-artist, Fons Heijnsbroe