1. Birkbeck, University of London, London, UK
2. NILU-Norwegian Institute for Air Research, Kjeller, Norway
3. Warsaw University of Life Sciences – SGGW (WULS-SGGW), Warsaw, Poland
4. National Museum in Kraków, Kraków, Poland
5. English Heritage, London, UK
6. Tate Britain, London, UK
7. SIT Transportes Internacionales S.A, Madrid, Spain
8. Centre for Art Technological Studies and Conservation, Copenhagen, Denmark
9. The Royal Danish Academy of Fine Arts Schools of Architecture, Design and Conservation, School of Conservation, Copenhagen, Denmark