[continued]
fire until it is cooked enough. And pour it into a cloth that is woven tight enough. And when you have poured it, let it to cool a little. And if you see that it is too thick so that you cannot pour it, you will put a little of the said oil & you will make it better.
For making red varnish
Take vermillion and make it soak in gum water quite clear, thus as the other, make two or three ground layers as above.
For making yellow varnish
Take some gum arabic & make it tr soak with water, then take some well beaten saffron, & soak the said gum, and make it quite clear, then make your ground layer on that which you want to varnish, & let it dry, & when it is dry give another ground layer of the same, & let it dry as before until it is dry enough. Then take varnish from an apothecary. Crush by blows one far enough from the other. Then wash your hands quite well & with your palm spread your varnish.
Recipe for white gum
Take white wax & ceruse & a little of fine pitch very well pounded together, & put it in a small new pot & make it melt. And when it will be melted you will make a palette of wood of & burnish what you want.
Green gum
Take green wax with a little of verdigris and make it melt as above.