22.1 Bronze paint (bronze powder in plant resin)
22.2 Bronze paint (bronze powder in plant resin)
22.3 Gold leaf
22.4 Oil size
22.5 Original gold leaf
22.6 Red bole
22.7 Gesso
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| Figure 22 Cross-section of a sample taken from the sun (200x), viewed with a combination of visible light and near-ultraviolet light to reveal original gilding and restoration layers. (Photo, F. C. Howlett.) 22.1 Bronze paint (bronze powder in plant resin) 22.2 Bronze paint (bronze powder in plant resin) 22.3 Gold leaf 22.4 Oil size 22.5 Original gold leaf 22.6 Red bole 22.7 Gesso |
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