1. Rijksmuseum Amsterdam, Conversation and Science, P.O. Box 74888, 1070DN Amsterdam, The Netherlands
2. IPANEMA, CNRS, Ministére de la Culture, Université de Versailles Saint-Quentin-en-Yvelines, Université Paris-Saclay, BP48 St. Aubin, 91192 Gif-sur-Yvette, France
3. Van’t Hoff Institute for Molecular Science, University of Amsterdam, P.O. Box 94157, 1090 GD Amsterdam, The Netherlands
4. Synchrotron Soleil, l’Orme des Merisiers, BP48 St. Aubin, 91192 Gif-sur-Yvette, France
5. Scientific Research Department, Conservation Division, National Gallery of Art, 2000B South Club Drive, Landover, Maryland 20785, United States