http://www.kunsthaus.ch/en/the-collection/conservation/examples-from-the-world-of-art-conservation/auguste-rodin/stage-2/touch-ups/touch-ups-acrylic-touch-ups/?redirect_url=title%3Dthe%20%20%2F%2F%3Fcontent%3D

Kunsthaus Zürich

Touch-ups

Acrylic touch-ups (Photo:  G. Pegurri)
Acrylic touch-ups
(Photo: G. Pegurri)