y ROBERT WABNER, Mining Engineer.
Translated from the German. Royal 8vo. Thirty Plates and Twenty-two
Illustrations. 240 pp. Price 10s. 6d. net. (Post free, 11s. home; 11s.
3d. abroad.)

HAULAGE AND WINDING APPLIANCES USED IN MINES. By CARL VOLK.
Translated from the German. Royal 8vo. With Six Plates and 148
Illustrations. 150 pp. Price 8s. 6d. net. (Post free, 9s. home; 9s. 3d.
abroad.)

_For contents of these books, see List III._

THE ELECTRICAL EQUIPMENT OF COLLIERIES. By W. GALLOWAY
DUNCAN, Electrical and Mechanical Engineer, Member of the
Institution of Mining Engineers, Head of the Government School of
Engineering, Dacca, India; and DAVID PENMAN, Certificated
Colliery Manager, Lecturer in Mining to Fife County Committee. Demy 8vo.
310 pp. 155 Illustrations and Diagrams. Price 10s. 6d. net. (Post free,
11s. home; 11s. 3d. abroad.)

(Dental Metallurgy.)

DENTAL METALLURGY: MANUAL FOR STUDENTS AND DENTISTS. By A.B.
GRIFFITHS, Ph.D. Demy 8vo. Thirty-six Illustrations. 200 pp. Price
7s. 6d. net. (Post free, 7s. 10d. home; 8s. abroad.)

(Engineering, Smoke Prevention and Metallurgy.)

THE PREVENTION OF SMOKE. Combined with the Economical Combustion of
Fuel. By W.C. POPPLEWELL, M.Sc., A.M. Inst., C.E., Consulting
Engineer. Forty-six Illustrations. 190 pp. Demy 8vo. Price 7s. 6d. net.
(Post free, 7s. 10d. home; 8s. 3d. abroad.)

GAS AND COAL DUST FIRING. A Critical Review of the Various Appliances
Patented in Germany for this purpose since 1885. By ALBERT
PUeTSCH. 130 pp. Demy 8vo. Translated from the German. With 103
Illustrations. Price 5s. net. (Post free, 5s. 4d. home; 5s. 6d. abroad.)

THE HARDENING AND TEMPERING OF STEEL IN THEORY AND PRACTICE. By
FRIDOLIN REISER. Translated from the German of the Third
Edition. Crown 8vo. 120 pp. Price 5s. net. (Post free, 5s. 3d. home; 5s.
4d. abroad.)

SIDEROLOGY: THE SCIENCE OF IRON (The Constitution of Iron Alloys and
Slags). Translated from German of HANNS FREIHERR V. JUePTNER.
350 pp. Demy 8vo. Eleven Plates and Ten Illustrations. Price 10s. 6d.
net. (Post free, 11s. home; 11s. 6d. abroad.)

EVAPORATING, CONDENSING AND COOLING APPARATUS. Explanations, Formulae
and Tables for Use in Practice. By E. HAUSBRAND, Engineer.
Translated by A.C. WRIGHT, M.A. (Oxon.), B.Sc., (Lond.). With
Twenty-one Illustrations and Seventy-six Tables. 400 pp. Demy 8vo. Price
10s. 6d. net. (Post free, 11s. home; 11s. 6d. abroad.)

(The "Broadway" Series of Engineering Handbooks