http://www.kunsthaus.ch/en/the-collection/conservation/examples-from-the-world-of-art-conservation/max-ernst/puttying-and-retouching/puttying-and-retouching-2/?redirect_url=title%3Dbiblioth%C3%A8q

Kunsthaus Zürich

Puttying and retouching

Puttying and retouching

Damaged areas and areas with missing paint and varnish after the removal of the added layers
Damaged areas and areas with missing paint and varnish after the removal of the added layers