Shelfmark

Hil.430 a

Maker

Hilger & Watts Ltd

Subjects

Surveying -- Instruments; Optics; Measurement; Theodolites--Design and construction

Title

Watts graticule-reading microptic theodolite

Description

Information is arranged under these headings:-
Watts Graticule-Reading Microptic Theodolite:
Models available [6 cat. nos. given],
Tripods [4 cat. nos. given],
Optional accessories [10 items’ cat. nos. given]; Specification:
Telescope,
Circles,
Scale graticules,
Spirit levels,
Optical plummet, Case,
Accessories supplied;
Direct Reading on Micrometer to Adjust, Both Circles Viewed
Simultaneously:
Reading the circles,
Example readings

Earliest Date

1964

Latest Date

1964

Pages

4

Address

98 St. Pancras Way, Camden Road, London N.W. 1

Other Makers

Cat no

CS 161/2

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref