Finsbury Technical Manuals.

EDITOR OF THE SERIES,
Prof. SILVANUS P. THOMPSON,
D.Sc., B.A., F.R.S., M. Inst. E.E., &c.

The Manuals in this series are written by Specialists who are, or have been, on the staff of the City and Guilds Technical College at Finsbury.

Dynamo-Electric Machinery. A Manual for Students of Electro-technics. By Professor Silvanus P. Thompson, D.Sc., F.R.S., &c. (Seventh Edition in Preparation.)

Metal Plate Work. Its Patterns and their Geometry. By C. T. Millis, M.I.Mech.E. Third edition, considerably enlarged, with 216 illustrations, 406 p.p. 8vo cloth, 9s.

Gas and Petroleum Engines. By Professor William Robinson, M.E., M.I.E.E., A.M.I.C.E. Illustrated. 8vo, cloth. (Second Edition in Preparation.)

Practical Work in Organic Chemistry. By F. W. Streatfield, F.I.C., &c. Illustrated. Crown 8vo, cloth, 3s.

The Electromagnet and Electromagnetic Mechanism. By Professor Silvanus P. Thompson, D.Sc., F.R.S., &c. (Third Edition in Preparation.)

Polyphase Electric Currents & Alternate Current Motors. By Professor Silvanus P. Thompson, D.Sc., F.R.S., &c. Second and enlarged edition. 8vo, cloth, 21s.

An Elementary Treatise on the Calculus for Engineering Students. By John Graham, B.A., B.E. Second edition, 7s. 6d.

Hydraulic Machinery. With an introduction to Hydraulics. By Robert Gordon Blaine, Assoc. M. Inst. C.E., &c. With 272 illustrations, 383 p.p. 8vo, cloth, 14s.

The Journal of the Iron and Steel Institute.
Edited by Bennett H. Brough, Secretary.
Published Half-yearly, 8vo, cloth, 16s.

The Journal of the Institution of Electrical Engineers.
Edited by W. G. McMillan, Secretary.

Science Abstracts.
Physics and Electrical Engineering.
Edited by W. R. Cooper, M.A., B.Sc.
Published Monthly, 8vo, 2s. net. Annual Subscription, 24s. net, post free, to any part of the World.

The Transactions of the Society of Engineers.
Edited by Perry F. Nursey, Secretary.
Published Annually, 8vo, cloth, 15s.

The Proceedings of the Incorporated Association of Municipal and County Engineers.
Edited by Thomas Cole, Assoc. M. Inst. C.E.

The Transactions of the Incorporated Institution of Gas Engineers.
Edited by Thomas Cole, Assoc. M. Inst. C.E.
Published Annually, 8vo, cloth, 21s.

The Transactions of the Institution of Mining and Metallurgy.
Edited by C. McDermid, Secretary.
Published Annually, 21s. net.

London: E. & F. N. SPON, Ltd., 125, Strand, W.C.

The PHOSPHOR BRONZE CO.
LIMITED,

Sole Makers of the following ALLOYS:

PHOSPHOR BRONZE.
“Cog Wheel” and “Vulcan” Brands. Ingots, Castings, Plates, Strip, Bars and Wire.

“DURO METAL” (Registered Title).
For Roll Bearings, Wagon Brasses, &c.

PHOSPHOR TIN AND PHOSPHOR COPPER.
“Cog Wheel” Brand. The best qualities made.

PLASTIC METAL.
“Cog Wheel” Brand. The best filling and lining Metal in the market.

BABBITT’S METAL.
“Vulcan” Brand. Seven Grades.

WHITE LINING METAL, brand “PHOSPHOR,”
Equal to the best White Brass No. 2.

“WHITE ANT” METAL, No. I.
Cheaper than any Babbitt’s, and superior to Magnolia Metal.

“WHITE ANT” BRONZE.
Superior to Fenton’s Metal for Car Bearings.

SILICIUM BRONZE ELECTRICAL WIRE.
For Overhead Electrical Lines and other purposes.

Please apply for Catalogues containing full particulars to the Company’s Head Office,
87 SUMNER STREET, SOUTHWARK,
LONDON, S.E.

WHITE ANTIFRICTION ALLOYS.

THE BEST, CHEAPEST, AND MOST DURABLE
AND RELIABLE OF THE NUMEROUS COMPOSITIONS
IN THE MARKET IS THE

“WHITE ANT” BRAND
(REGISTERED TRADE MARK)

MADE ONLY BY THE
PHOSPHOR BRONZE Co., Limited,
87 SUMNER STREET, SOUTHWARK,
LONDON, S.E.
And at BIRMINGHAM.

Also Makers of the following well-known Alloys:

PLASTIC METAL (“Cog Wheel” Brand).

BABBITT’S METAL (“Vulcan” Brand) Seven Grades.

WHITE LINING METAL (Brand “Phosphor.”)

“WHITE ANT” BRONZE
Superior to Fenton’s Metal for Car Bearing.

PHOSPHOR BRONZE (“Cog Wheel” & “Vulcan” Brands.)

Castings in every kind of Bronze, Brass and Gun Metal, Rolled and Drawn Bronze, Brass, Gun Metal, Tin, German Silver, &c.

W. H. HARLING’S
Drawing Instruments
ARE ACKNOWLEDGED BY ALL WHO USE THEM TO BE THE
BEST IN THE MARKET.

Very Great Care is taken in their manufacture, and Every Piece is examined by a competent workman before leaving the factory.

SPECIAL POCKET CASES, containing good sound instruments of my own manufacture, but not extra finish (recommended):—

No. 721A.

721A Morocco Case, containing the following electrum instruments:—6-inch double-jointed, needle-pointed compass, ink and pencil points, and lengthening bar—ink and pencil double-jointed, needle-pointed bows—set of three spring bows—hair divider—two drawing pens, and ivory scale, £3 3s.

721B Ditto, ditto, but without set of three spring bows, £2 10s.

No. 717.

717 Mahogany Case, 7¾ × 5¼ × 1¾, containing:—6-inch electrum pencil compass, with double knee-joints and needle point, ink point and lengthening bar—5-inch sector joint divider—one each ink and pencil needle-pointed bows—one each ink and pencil needle-pointed spring bows—two drawing pens—6-inch ivory protractor—6-inch ivory scale—two transparent set squares—and two pearwood curves, £3.

717A Mahogany Case, as above, but fitted with plain steel points to compass, bows, and spring bows, and boxwood, instead of ivory, rules, £2 8s. 6d.

W. H. HARLING, 47 Finsbury Pavement, London, E.C.
Contractor to H.M. War Department, Admiralty, Council of India, &c.
ESTABLISHED 1851. Regd. Teleg. Address, CLINOGRAPH, LONDON.
ILLUSTRATED CATALOGUE of Drawing Instruments, Boards, Set Squares, Tee Squares, Drawing Papers, &c., Post Free on application.

A NOTABLE CATALOGUE
OF
ENGINEERS’ TOOLS AND APPLIANCES

containing over 300 quarto pages and 1600 Illustrations, printed and bound in superior style,
WILL BE GIVEN AWAY
on receipt of 5d. stamps to cover postage.

LATHES, PLANING and DRILLING MACHINES, STOCKS and DIES, CHUCKS, DRILLS, &c., &c.

MICROMETER GAUGES AND PRECISION TOOLS
Special Terms on application to Tool Clubs

R. MELHUISH, SONS & CO.
84-87 FETTER LANE,
HOLBORN CIRCUS, LONDON.

Transcriber’s notes:

In the text version, italics are represented by _underscores_, and bold and black letter text by =equals= symbols. Superscripts are represented by ^{} and subscripts by _{}.

Missing or incorrect punctuation has been repaired and inconsistent spelling and hyphenation have been left.

The following mistakes have been noted: