http://pintura.aut.org/Obra.html
‘Luz oculta’ (hidden light), Enrique Vega 1997. Traces of chocolate on the white linen… ( as a Belgian, I should know ) :).
As wixter, to whom I owe the link, wrote, this is one of the richest gallery online, go and have a look :http://pintura.aut.org/ClasCronologicaLista.html . It starts at prehistorical times , goes to Egypt, Rome… all the way to our century.