ELECTRICITY
AND ITS PRACTICAL APPLICATIONS
By Magnus Maclean, D.Sc., M.Inst.C.E., M.I.E.E., Professor of Electrical Engineering in the Royal Technical College, Glasgow. Fully Illustrated. Demy 8vo, 71. 6d. net.
         ELEMENTARY PRINCIPLES OF ALTERNATING CURRENT DYNAMO DESIGN
By A. G. Ellis, A.C.G.I., A.M.I.E.E., A.Am.I.E.E. Illustrated. Demy 8vo, 10s. net.
ELECTRICAL ENGINEERING MEASURING INSTRUMENTS
FOR COMMERCIAL AND LABORATORY PURPOSES
By G. D. Aspinall Parr, M.Inst.E.E., A.M.I.Mech.E., Associate of the Central Technical College, City and Guilds of London ; Head of the Electrical Engineering Department, Yorkshire College, Victoria University. With 370 Illustrations. Demy 8vo, iar. net.
THE GEOMETRY OF THE SCREW PROPELLER
By William J. Goudik, B.Sc. F’cap 4to, 2s. net
ELEMENTARY OPHTHALMIC OPTICS
By Freeland Fergus, M.D., F.R.S.E., Surgeon to the Glasgow Eye Infirmary; Examiner in Physics to the Faculty of Physicians and Surgeons of Glasgow. 3j. 6d. net.
A HANDY BOOK OF LOGARITHMS
WITH PRACTICAL GEOMETRICAL APPENDIX
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