Are you interested in Italian Renaissance drawing or paper #conservation? Read the recent paper published in Nature Portfolio by the Istituto Nazionale di Ottica del CNR Heritage Science group, in collaboration with the Opificio delle Pietre Dure, on the contactless analysis of a drawing by Raffaello Sanzio
Link to the article: https://rdcu.be/cVJrh
Thank you very much for sharing, I learned a lot from your article. Very cool. Thanks. nimabi