Page:History of the Royal Society.djvu/325

 also the Spanish Leather and Flocks are dyed which Ladies use. The extract or fecula hereof makes the finest Lake.

'Arnotto dyeth of it self an Orange-colour, is used with Pot-ashes upon Silk, Linnen, and Cottons, but not upon Cloth, as being not apt to penetrate into a thick substance.

'Weld, called in Latin Luteola; when it is ripe (that is to say, in the flower) it dyeth (with the help of Pot-ashes) a deep Lemon-colour, like unto Ranunculus, or Broomflower; and either by the smallness of proportion put into the Liquor, or else by the slighter tincture, it dyeth all Colours between White and the Yellow aforefaid.

'In the use of this material, Dyers use a cross, driven down into their Furnace, with a screw to keep it down, so as the Cloth may have liberty in the supernatant Liquor, to be turned upon the Winch, and kept out with the staves: This weed is much cultivated in Kent, for the use of the London Dyers; it holdeth sufficiently well but against Urine and Tartarous Liquors. Painters Pinke is made of it.

'Wood-wax, or Genista Tinctoria (commonly called Grasing-weed by the Dyers) produces the bame effect with the Luteola, being used in greater quantities: It is seldom made use of as to Silk, Linnen, or Cottons, but only as to coarse Cloths: It is also set with Pot-ashes or Urine, called by the Dyers Sigge-fustick; of it there be two sorts, the young and the ''old. Fustick'' is chopt and ground as the other Woods above-mentioned are.

'The young Fustick dyeth a kind of Reddish Orange-colour; the old, a Hair-colour with several Rh