Making and Knowing
A minimal edition of BnF Ms Fr 640

[TOC] | [diplomatic]

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For making blue varnish

Take the blue of flowers florey or of Flanders & quicklime, and put in around four fingers of water, and let it soak one day. Take the water where the said quicklime has soaked, and put your blue with it, and lay it down on the wood.

For orange color

Take water where the quicklime has soaked and put terroy merita, and put them one with the other, and then set on your wood.

For ridding bone or horn of fattiness

One needs to make them boil in quicklime, and it must always have water, and take a very clean pan. And when they are washed, make them boil in the ashes of vine shoots, and put them inside the hottest pot you can, and put verdigris into the goldsmith’s water pot, and leave for the space of some time, and you will see a very beautiful green color.

For making gray wood

Take alum with river water, make them boil together, then take river water with bran, submerge the bran and beat it together. Take iron filings & sulfur & verdigris and fuller’s earth , and make it all boil together, and pound maplewood which will have been soaked in water of alum and well water, & put it to boil together. All of this will be done better in hollow sandstone.

For making bronze in gold color

Take one ounce of sal ammoniac and grind it in an iron mortar. Once well ground, take one ounce of sulfur, and

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