http://www.kunsthaus.ch/en/the-collection/conservation/examples-from-the-world-of-art-conservation/giacomo-ballathe-restoration-reasons-and-objectives/fig-3/?redirect_url=title%3DCommunique%3Fs%20%20%2Fcomponents%2Fcom_virtuemart%2Fshow_image_in_imgtag.php%3FmosConfig_absolute_path%3Dh

Kunsthaus Zürich

Detail of the upper picture edge – scratches with paint loss
Detail of the upper picture edge – scratches with paint loss