ILLUSTRATED CATALOGUES

POST FREE TO ALL PARTS OF THE WORLD.

PART IV. Surveying, Mathematical and Nautical Instruments, Drawing Instruments, Scales, Slide Rules, The R. H.S. Calculator, &c.

PART II -Meteorological Instruments, Surveying Aneroid Barometers, &c. PART I.-Field Glasses, Telescopes, Steward's Prism Binocular, &c.

Optician to the British and Foreign Governments, Indian and Colonial Railways, &c.

406, STRAND; 457, WEST STRAND, W.C.; 7, GRACECHURCH ST., E.C., LONDON.

Telephones:

406, Strand-Gerrard, 1,867.
7, Gracechurch St.-Avenue, 930.

Telegraphic Address: "Telemeter, London."

L.S.

ADVERTISEMENTS.

W. H. HARLING, Mathematical, Drawing, & Surveying Instrument

47, FINSBURY PAVEMENT, LONDON, E.C.

And GROSVENOR WORKS,} HACKNEY.

ADVERTISEMENTS.

High-class Surveying Instruments. T. COOKE & SONS, Ltd.

Admiralty and War Office, India Office, Colonial Office, Board of Works, Post Office, Ordnance Survey Office, Science and Art Department, South Kensington, School of Military Engineering, Chatham, and to most of the English, Indian, and Colonial Railways. Head Office: 8, VICTORIA ST., WESTMINSTER, LONDON. Telegrams: COORDINATE, LONDON."

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Branch Office: 37, CASTLE ST., CAPE TOWN. | Agents: Messrs. ILBERT & CO., Shanghai, Telegrams: "COORDINATE, CAPE TOWN." Telegrams: "THEODOLITE, SHANGHAI." "A.B.C." Code, 4th Edition. CATALOGUES SENT POST FREE ON APPLICATION.

ADVERTISEMENTS.

L. Casella,

Surveying, Mining, Meteorological and Electrical Instrument

Telegrams: "Dividitore, London."

ADMIRALTY, ORONANCE, BOARD OF TRADE, BRITISH AND

FOREIGN

GOVERNMENTS,
VARIOUS
OBSERVATORIES,
&c., &c.

Every improvement in Instruments for the Army, Navy, and Scientific Explorations, many of these DOW being made in aluminium for portability.

And special sets of Portable and other Instruments, as supplied to the Royal Geographical Society and other Explorers.

147, HOLBORN BARS,

LONDON, E.C.

Telegraphic Address:
"Escutcheon, London."

Telephone: No. 1011, Helborn.

The London Drawing and Tracing Office

98, GRAY'S INN ROAD, HOLBORN, W.C.

Established 1883.

(Adjoining Holborn Town Hall.)

FOR THE PROMPT AND EFFICIENT EXECUTION OF ALL WORK USUALLY
REQUIRED BY THE PROFESSION, SUCH AS
WORKING OR COMPETITION DRAWINGS
From rough sketch or description.

PERSPECTIVES

In Pen and Ink, Colour, or Monochrome.

TRACINGS

On Cloth or Tracing Paper.

PHOTO-COPIES (OR SUN PRINTS).

Brown Lines on White; Black Lines on White; Blue Lines on White; White Lines on Blue

MODELS

In Cardboard, Wood, or Plaster. Illustrations sent of Models executed.

LITHO PRINTING.

Estate Plans, Quantities, Specifications, &c., &c.

Office Hours: 9.0 to 6.0; Saturdays 9.0 to 1.0.

Cheques and Postal Orders crossed, "The London, City, and Midland Bank, Limited."

Manager: JOHN B. THORP, Architect and Surveyor.