No_4_May_and_June__1950 — Page 52

DRAWING INSTRUMENTS

IN

STAINLESS STEEL

HIGHEST GRADE PRECISION SURVEYING INSTRUMENTS

AND

MICROSCOPES.

WILD

HEERBRUGG

The Leading Swiss]Manufacturers

Mirror for vertical circle level

Vertical circle level

Illuminating mirror

Screw for vertical circle level

Place level

Eyepiece for optical centering

Lower tangent screw

Lower clamp

Telescope objective

Knob for diaphragm illumination

Vertical clamp

Ring for telescope focussing

Telescope eyepiece Reading microscope eyepiece

Knob for optical micrometer

Vertical tangent screw

Upper tangent Screw

Upper clamp

Clamp for tribrach Circular level

Foot screw

INTRODUCING INNOVATIONS OF OUTSTANDING MERIT

SOLE AGENTS

CO., LTD.

ED. A. KELLER & CO..

EDINBURGH HOUSE

HONG KONG

CO., LTD.

THE EAST ASIATIC CO.,

HEAD OFFICE: COPENHAGEN

QUEEN'S BUILDING, HONG KONG.

IMPORT EXPORT SHIPPING

BRANCHES:

Madras

TELEPHONES 34111-4

Bangkok Bombay

Durban

Hankow

Buenos Aires

Harbin

Calcutta

Havana

Canton

Capetown

Dairen

Johannesburg

Kuala Lumpur London

Manila

Mexico City

Montreal

New York Penang

Port Elizabeth

Rangoon Saigon

San Francisco

Sao Paulo

Seattle

Shanghai Singapore

St. Thomas

Sydney

Tientsin

Tokyo Tsingtao Vancouver B. C.

TIMBER:

IMPORTERS OF:

TEAK, YANG, HARDWOOD, DOUGLAS FIR, ASPEN, COTTONWOOD, SITKA SPRUCE AND OTHER EASTERN, AMERICAN, CANADIAN AND EUROPEAN WOODS.

TEAK PARQUET FLOORING BLOCKS AND ORDINARY FLOORING FLANED, TONGUED AND GROOVED READY FOR LAYING.

BUILDING MATERIALS:

WALLBOARDS, CEMENT, HARDWARE. IRON AND STEEL, NON-FERROUS METALS, CHEMICALS, ETC., ETC.

also

DIESEL, KEROSENE AND PETROL ENGINES (MARINE AND STATIONARY) ELECTRIC MOTORS, GENERATORS, PUMPING EQUIPMENT, MACHINE TOOLS, CONSTRUCTION MACHINERY, ETC., ETC.

50

-

GRANT.