Posts

How to prepare gypsum with rabbit glue

How to prepare gypsum for in-filling and for the preparation of gypsum and glue: weigh 10 grams of rabbit glue in grains or ground, and put it to soak for a few hours …

Graffito in gilding – Video

A technique used in gilding, “graffito” allows to obtain small highlights or gilded decorations on colored backgrounds.

The mestica – Video

The “mestica” is a colored primer characterized by the use of fatty substances, clay, fixed oils or greasy paints, however quite distinct from the most ancient gypsum and glue preparation.

Gypsum and glue ground preparation – Video

The operational precepts are extensively described by Cennino Cennini (The Book of Art, late Fourteenth Century) who, specifying the various fundamental phases for a preparation with gypsum and glue, handed down the customs typical of Mediterranean countries.

Tracing – Video

Tracing has been one of the most popular techniques to transfer a drawing to a new support without changing its scale. Already used in the Thirteenth – Fourteenth Century workshops, the system is well attested throughout the Renaissance …

Squaring – Video

The squaring, a system of carrying over the drawing, mostly aimed at its enlargement, based on the ratio of the squares measured on the original and those traced to scale …