CONTENTS

CHAPTER I.

The Wool Fibre--

[Structure, Composition and Properties.]

CHAPTER II.

Processes Preparatory to Dyeing--

[Scouring and Bleaching of Wool.]

CHAPTER III.

Dyeing Machinery and Dyeing Manipulations--

[Loose Wool Dyeing, Yarn Dyeing and Piece Dyeing Machinery.]

CHAPTER IV.

The Principles and Practice of Wool Dyeing--

[Properties of Wool -- Methods of Wool Dyeing -- Groups of Dyes -- Dyeing with the Direct Dyes -- Dyeing with Basic Dyes -- Dyeing with Acid Dyes -- Dyeing with Mordant Dyes -- Level Dyeing -- Blacks on Wool -- Reds on Wool -- Mordanting of Wool -- Orange Shades on Wool -- Yellow Shades on Wool -- Green Shades on Wool -- Blue Shades on Wool -- Violet Shades on Wool -- Brown Shades on Wool -- Mode Colours on Wool.]

CHAPTER V.

[Dyeing union (Mixed Cotton and Wool) Fabrics.]

CHAPTER VI.

[Dyeing of Gloria.]

CHAPTER VII.

Operations Following Dyeing--

[Washing--Soaping--Drying.]

CHAPTER VIII.

[Experimental Dyeing and Comparative Dye Testing.]

CHAPTER IX.

[Testing of the Colour of Dyed Fabrics.]

[Index.]

LIST OF ILLUSTRATIONS.

Fig.

1. [Microscopical Sketch of Wool Fibre.]

2. [Kempy Wool Fibres.]

3. [Sectional View of Wool Fibre.]

4. [Wool Fibres Showing Action of Alkalies.]

5. [Wool Fibres Showing Action of Acids.]

6. [Wool Washing Machine.]

7. [Wool Cloth Washing Machine.]

8. [Woollen Cloth Washing Machine.]

9. [Sulphur Bleach House.]

10. [Dyeing Tubs and Vat.]

11. [Section of Dye Vat.]

12. [Delahunty's Dyeing Machine.]

13. [Obermaier Dyeing Machine.]

14. [Holliday's Yarn Dyeing Machine.]

15. [Klauder-Weldon Yarn Dyeing Machine.]

16. [Dyeing Jiggers for Cloth.]

17. [Dyeing Jiggers for Cloth.]

18. [Jig Winch Dyeing Machine.]

19. [Cloth Dyeing Machine.]

20. [Plush Fabric Dyeing Machine.]

21. [Dye Beck for Cloth.]

22. [Hawking Machine.]

23. [Indigo Dye Vat for Cloth.]

24. [Squeezing Rollers.]

25. [Yarn Washing Machine.]

26. [Cloth Washing Machine.]

27. [Cloth Washing Machine.]

28. [Soaping and Washing Machine.]

29. [Hydro-extractor.]

30. [Hydro-extractor.]

31. [Yarn Drying Apparatus.]

32. [Cloth Drying Machine.]

33. [Experimental Dye Apparatus.]

CHAPTER I.