Dictionarium polygraphicum. Dying of wood, horns and bones.

Dictionarium Polygraphicum:
Or, The Whole Body of Arts Regularly Digested.
Vol II.
London: Printed for C. Hitch and C. Davis in Pater-noster Row, and S. Austen in St. Paul's Church Yard. MDCCXXXV.
1735
To dye elder, box, mulberry-tree, pear-tree, of the colour of ebony.
Let the wood lie in steep in alum-water for 3 or 4 days, then boil it in common oil, with a little Roman vitriol and sulphur.
Where take notice, that the longer you boil the wood, the blacker it will be; but if it be boil'd too long, it will make it brittle.

To do this according to Glauber.
Distil in aqua-fortis, salt-petre and vitriols and with this besmear the wood, as often as you see accasion.

To dye wood red.
First boil it in alum-water, and afterwards put it into a tincture of Brazile-water for a fortnight or 3 weeks, or into a tincture of Brazile and milk.

To dye wood blue.
First boil it in alum-water, and then put it into a dissolution of indigo and urine.

To dye wood green.
Put as much filings of copper into aqua-fortis as it will dissolve; then put in the wood, &c. and let it lie all night, and it will tinge it of a fair green.