, Colour Blindness.--V., =Contrast.=
Contrast, Simultaneous Contrast, Successive Contrast, Contrast of Tone.
Contrast of Colours, Modification of Colours by Contrast, Colour
Contrast in Decorative Design.--VI., =Colour in Decoration and Design.=
Colour Harmonies, Colour Equivalents, Illumination and Colour, Colour
and Textile Fabrics, Surface Structure and Colour.--VII., =Measurement
of Colour.= Colour Patch Method, The Tintometer, Chromometer.

=Press Opinions.=

"This useful little book possesses considerable merit, and will be
of great utility to those for whom it is primarily
intended."--_Birmingham Post._

"It will be found to be of direct service to the majority of dyers,
calico printers and colour mixers, to whom we confidently recommend
it."--_Chemical Trade Journal._

"It is thoroughly practical, and gives in simple language the why
and wherefore of the many colour phenomena which perplex the dyer
and the colourist."--_Dyer and Calico Printer._

"We have found the book very interesting, and can recommend it to
all who wish to master the different aspects of colour theory, with
a view to a practical application of the knowledge so
gained."--_Chemist and Druggist._

"Mr. Hurst's _Handbook on the Theory of Colour_ will be found
extremely useful, not only to the art student, but also to the
craftsman, whose business it is to manipulate pigments and
dyes."--_Nottingham Daily Guardian._

* * * * *

=TEXTILE RAW MATERIALS AND THEIR CONVERSION INTO YARNS.= (The Study of
the Raw Materials and the Technology of the Spinning Process.) Text-book
for Textile, Trade and Higher Technical Schools. By JULIUS ZIPSER.
Translated from German by CHARLES SALTER. 302 Illustrations. 480 pp.
Demy 8vo. 1901. Price 10s. 6d.; India and Colonies, 11s.; Other
Countries, 12s.; strictly net.

=Contents.=

=Raw Materials=: Cotton--Wool--Flax--Hemp--Jute--Hair--Shearing
Sheep--Goat Wool--Silk--Detection and Estimation of Textile Raw
Materials in Yarns and Fabrics--Tests.--=The Technology of Spinning.
Cotton Spinning:= Bale Breakers--Carding--Combing--Roving--Mule
Frames--Yarn Testing--Humidifiers. =Flax Spinning:= Tow Spinning--String
Spinning--Carded Woollen Yarn--Belt Condenser--Fine Spinning--Yarn
Numbering.--=Manufacture of True Worsted Yarn:= Semi-Worsted
Yarns.--=Artificial Wool or Shoddy Spinning:= Spinning
Sh