Pigment Image Database
Getty publications
McCrone Atlas of Microscopic Particles
CHARISMA Project
Cultural Heritage Science Open Souce
International Institute of Conservation (IIC)
International Academic Projects (IAP)
Conservation & Art Materials Encyclopedia Online (CAMEO)
Pigments through ages
Art Conservation Research
Digital Inspiration
Glossary 1- Fine Arts Conservancy
Glossary 2 - The Conservation Center
Glossary 3 - Smithsonian Museum Conservation Institute