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=THE DYEING OF PAPER PULP.= A Practical Treatise for the use of
Papermakers, Paperstainers. Students and others. By JULIUS ERFURT,
Manager of a Paper Mill. Translated into English and Edited with
Additions by JULIUS HUeBNER, F.C.S., Lecturer on Papermaking at the
Manchester Municipal Technical School. With Illustrations and =157
patterns of paper dyed in the pulp.= Royal 8vo, 180 pp. 1901. Price
15s.; India and Colonies, 16s.; Other Countries, 20s.; strictly net.
Limited edition.

=Contents.=

I., =Behaviour of the Paper Fibres during the Process of Dyeing, Theory
of the Mordant=--Cotton: Flax and Hemp; Esparto; Jute; Straw Cellulose:
Chemical and Mechanical Wood Pulp; Mixed Fibres: Theory of Dyeing.--II.,
=Colour Fixing Mediums (Mordants)=--Alum: Aluminium Sulphate; Aluminium
Acetate; Tin Crystals (Stannous Chloride); Copperas (Ferrous Sulphate);
Nitrate of Iron (Ferric Sulphate); Pyrolignite of Iron (Acetate of
Iron); Action of Tannic Acid; Importance of Materials containing Tannin;
Treatment with Tannic Acid of Paper Pulp intended for dyeing; Blue Stone
(Copper Sulphate): Potassium Bichromate: Sodium Bichromate; Chalk
(Calcium Carbonate); Soda Crystals (Sodium Carbonate): Antimony
Potassium Tartrate (Tartar Emetic).--III., =Influence of the Quality of
the Water Used.=--IV., =Inorganic Colours=--1. Artificial Mineral
Colours: Iron Buff; Manganese Bronze: Chrome Yellow (Chromate of Lead):
Chrome Orange (Basic Chromate of Lead): Red Lead; Chrome Green: Blue
with Yellow Prussiate: Prussian Blue: Method for Producing Prussian Blue
free from Acid: Ultramarine--2. Natural Mineral Colours (Earth Colours):
Yellow Earth Colours: Red Earth Colours; Brown Earth Colours; Green,
Grey and Black Earth Colours: White Earth Colours: White Clay (China
Clay): White Gypsum; Baryta: Magnesium Carbonate: Talc, Soapstone.--V.,
=Organic Colours=--1. Colours of Vegetable and Animal Origin: _(a)
Substantive (Direct Dyeing) Colouring Matters:_ Annatto; Turmeric:
Safflower; _(b) Adjective (Indirect Dyeing) Colouring Matters:_ Redwood;
Cochineal; Weld: Persian Berries; Fustic Extract; Quercitron: Catechu
(Cutch); Logwood Extract--2. Artificial Organic (Coal Tar) Colours: Acid
Colours; Basic Colours: Substantive (Direct Dyeing) Colours; Dissolving
of the Coal Tar Colours: Auramine O O; Naphthol Yellow S O; Quinoline
Yellow O: Metanil Yellow O: Paper Yellow O: Azoflavine RS O, S O; Cotton
Yellow G X X and R X X: Orange 11 O: Chrysoidi