Part 8 (2/2)

Mordant with 25 per cent alu by for 2 days, dye with 5 to 6 oz fustic to lb

_TURMERIC_

Turround-up tubers of _Curcuma tinctoria_, a plant found in India and other Eastern countries It gives a brilliant orange yellow, but has little permanence It is one of the substantive colours and does not need anyattraction for it, and is si in a solution of Turives a brighter colour ifshould be avoided It is used so the colour of Fustic or Weld, but its use is not recoives very beautiful colours, it is a fugitive dye

_QUERCITRON_

Quercitron is the inner bark of the _Quercus Nigra_ or Q tinctoria, a species of oak growing in the United States and Central Aland by Bancroft in 1775 as a cheap substitute for weld He says,

”The wool should be boiled for the space of 1 or 1-1/4 hours with one sixth or one eighth of its weight of alu vessel with clean water and also as ) as there were used of alum to prepare the wool, which is then to be turned in the boiling liquor until the colour appears to have taken sufficiently: and then about 1 lb clean powdered chalk for every 100 lbs of woolliquor and the operation continued 8 or 10 hter and brighter by this addition of chalk”

Flavin is extract of Quercitron bark, and is ht yelloith tin

YELLOW (1 lb)

Mordant with alum Dye with 1 oz Flavin

ORANGE WITH FLAVIN OR QUERCITRON (1 lb)

Put into bath first 1/2 oz Cream of Tartar Then 3/4 oz tin mixed ater (important to enter the Tartar first) Enter yarn and boil for 45 minutes In the meantime have mixed up 1/2 oz Flavin and 1/2 oz to 3/4 oz Cochineal (according to depth of orange required) with 1/4 oz tin with a little ater Remove yarn, enter flavin, madder and tin, take off the boil, enter yarn and stir well Boil 30 minutes

_BARBERRY_

The roots and bark of _Berberis Vulgaris_ is used principally for silk dyeing, without a mordant The silk is worked at 50 to 60C in a solution of the dye wood slightly acidified with sulphuric, acetic or tartaric acid For dark shades mordant with stannous chloride

_DYER'S BROOM_

_Genista Tinctoria_ The plant grows on waste ground It should be picked in June or July and dried It can be used with an aluht yellow It is called greening weed and used to be ustruood fast yelloith alum and tartar

_HEATHER_

Most of the heathers , _Calluna vulgaris_ The tips are gathered just before flowering They are boiled in water for about half-an-hour The wool, previouslyto the shade of yelloanted, is put into the dye bath with the boiling liquor, which has been strained It is then covered up closely and left till theOr the wool can be boiled in the heather liquor till the desired colour is obtained

_ONION SKINS_

Prepare bywith alum Take a sufficient quantity of onion skins and boil for 30 ood yellow The addition of tin will e

CHAPTER VIII

BROWN AND BLACK

CATECHU ALDER BARK SUMACH WALNUT PEAT SOOT LOGWOOD AND OTHER DYES