The most important written sources on the history of painting techniques and technology in Oriental and Occidental Europe.
Preparation, accessories and examination of the various kinds of
i) supports ( wood, textile, metal, paper and Pergament, leather);
ii) assisa or imprimatur,
iii) preparatory design,
iv)gilding
v) paint layer (pigments, binders, colorants),
vi) protective layer (materials and composition).
Technological expertise and attribution.