r

Vlll CONTENTS.

CHAPTER V.

PAGE

Linen Fibre .57

Bleaching Linen—White, 57. Bleaching Linen Yarn—Colouring LinenYarn for Carpets on the Small Scale, 58. Yellow, Green, Red, 59.Orange with Madder—Orange with Annatto—Brown and Maroon—Crimson, 60. Pensee Brown—Magenta—Aniline Purple—AnilineBlue—Prussian Blue—Lilac, 61. Bismarck Slate—Cutch Brown(Fast)—Black—Another Black, a Fast Colour, 62.

CHAPTER VI.

Hemp, Chinese Grass, Jute, and other Fibres.63

CHAPTER VII.

The Means of Distinguishing Vegetable Fibres from each other 65CHAPTER VIII.

Vegetable Thickenings.6Q

Amylaceous Matters—Starch Fecula, C6H10O5 or C I2 H 20 0 I0 , 66.Dextrine, 68. Gums—Gums Soluble in Water, belonging to theSpecies of Arabic Gums, 6g. Gum Arabic—Gum Senegal, 70.Gum Tragacanth, 71.

CHAPTER IX.

Animal Fibres—Thickenings of Animal Origin.73

Albumenoid Substances, 73. Albumen, 75. Qualitative Testing ofAlbumen — Quantitative Estimation of Albumen, 78. Caseine—Fibrine—-Gluten, 78.

CHAPTER X.

Review of the Method of Applying Albumenoid Substances in

the Fixing of Coloues.80

CHAPTER XI.

Epidermic Products.82

Wool, 82. Bleaching Wool, 82.

CHAPTER XII.

Practical Recipes in Connection with Woollen Yarn and Fabrics 88Bleaching—Another Method of Bleaching, 88. Colours on Woollens—Blues—Woad, 8g. Soda or Potash Vat—A Decomposed Vat—Appli-cations of the Woad Vat—Indigo Blue on Wool for Topped Hosiery—Dark Blue for Wool for Broadcloth—Topped Logwood Blue, 90.Indigo Blue, part Logwood—Purple Blue—Chrome Blue—DarkIndigo Blue—Saxony Blue -Fast Prussian Blue, 91. Aniline Blue—Reds on Wool—Scarlet—Scarlet Lac-dye—Cochineal Scarlet, g2.Ponceau—Pink for Listings—Madder Red—Magenta—Crimson with