Table 4 Summary of the characteristics of the materials and their state of alteration
Window | Material | Thickness | Condition |
|---|---|---|---|
Dining room | Grisaille | < 15 µm (Thin lines) | Well preserved |
> 50 µm (Thick lines) | Cracked | ||
Acid etched glass | 30–100 µm | Well preserved | |
Atelier | Grisaille | 15–25 µm | Well preserved |
> 30 µm | Cracked or repainted | ||
Enamel | < 15 µm | Well preserved, original | |
10–20 µm | Damaged | ||
15–40 µm (irregular) | Non original | ||
Cold painting | 15–60 µm | Non original, delamination |