Quotation from: The Notebooks of Leonardo Da Vinci
Written by: Leonardo da Vinci
12. The meaning of _orreve_ is unknown.]
well; afterwards fire it, and beat it or burnish it with a good
burnisher, and make it thick towards the side.
STUCCO.
Powder ... with borax and water to a paste, and make stucco of it,
and then heat it so that it may dry, and then varnish it, with fire,
so that it shines well.