Shelfmark

Hil.427

Maker

Hilger & Watts Ltd

Subjects

Theodolites; Levels (Surveying instruments); Surveying--Instruments.; Measuring instruments

Title

Watts general catalogue of survey equipment, Section 1: Vernier & Micrometer Theodolites

Description

Information is presented under these headings:-
Foreword; Design; Figuring of Circles; Telescope Graticules; General Specification for Vernier Theodolites: Telescope, Circles, Bubbles, Levelling Bases, Tripod, Case, [Cat. nos.]; The Vernier Mining Theodolite: [Cat. nos.]; Mining outfits: [Cat. nos.]; Specifications for Micrometer Theodolites: Telescope, Circles, Bubble Sensitivities, Levelling Base, Weights & Dimensions, Standard Accessories in Case, [Cat. nos.]; Extras for Vernier & Micrometer Theodolites: Striding Level, Bubble on Telescope, Bubble (Reversion) under Telescope, Long Diagonal Eyepiece, Prism Eyecap, Tubular Compass, Illuninating Cap, Short-focus Lens, Relector, Auxilairy Telescope, Centring Thorn, Sliding Leg Tripod, Wall Tripod, Leather Outer Carrying Case, Carrying Case, Outer Carrying Case [4 versions], Cases; Other Products

Earliest Date

1950

Latest Date

1950

Pages

12

Address

48 Addington Square, London, S.E. 5

Other Makers

Cat no

CS 100/1

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref