Dictionarium polygraphicum. Dying Leather.

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.
To dye skins of a reddish colour.
First wash the skins in water, and wring them well out, and afterwards wet them with a solution of tartar and bay-salt in fair water, and wring them out again: then to. the former dissolution add ashes of crab-shells, and rub the skins very well with this: after this, wash them in common water, and wring them out; then wash them with tincture of madder in the solution of tartar and alum and the crab-shell ashes; and if they prove not red enough after all, wash them with the tincture of Brazil.

Another way.
First wash the skins, and then lay them in galls for 2 hours, wring them out, and dip them in a tincture made of ligustrum, alum, and verdegrease in water; and in the last place, dye them twice in Brazil boiled in lye.

To dye skins of a pure yellow.
Take of fine aloes two ounces, of linseed-oil 4 pounds; dissolve or melt them, then strain the liquor, and besmear the skins with it, and being dry, varnish them over.

Infuse woad in vinegar, in which boil a little alum: or thus; having dyed them green, as directed, then dye them in a decoction of privet berries, saffron and alum-water.

To dye skins of an orange.
Boil fusick-berries in alumwater: but for a deep orange, use turmerick-root.

To dye them blue.
Boil elder-berries, or dwarf-elder in water, then smear or wash the skins with it; wring them out; then boil the berries as before in a dissolution of alum-water, and wet the skins in the same water once or twice, dry them, and they will be very blue.

Another blue.
Take the best indigo, and steep it in urine a day; then toil it with alum, and it will be good. Or temper the indigo with red-wine, and wash the skins with it.

To dye skins of a pure sky-colour.
For each skin take indigo one ounce, put it into boiling water, let it stand one night, then warm it a little, and with a brush pencil besmear the skin twice over.

To dye them purple.
Dissolve roch-alum 'm warm water, wet the skins with it, dry them; then boil rasped Brazil well in water; let it stand to cool: do this 3 times, and afterwards rub the dye over the skins with your hand, and when they are dry, polish them.

To dye skins green.
Take sap-green and alum-water, of each a sufficient quantity; mix and boil them a little: if you would have the colour darker, add a little indigo.

Another sad green.
Take filings of iron and sal Armoniack, of each a like quantity, steep them in urine till they be soft; stretch out the skin, and besmear it with this; dry it in the shade, and the colour will penetrate, and be green on both sides.

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