Shelfmark

Hil.443.a

Maker

Hilger & Watts Ltd

Subjects

Alidades--Design; Plane-table; Tripods; Surveying--Instruments; Measuring instruments

Title

Watts microptic alidade and plane table equipment

Description

Information is presented under these headings: Construction; Telescope; Altitude Bubble; The Blade; General Design; Scales; Beaman Scales: Method of using Beaman Scales; General Arrangement of Microptic Alidade; Specification; Catalogue Numbers: SA 100-101, SD 191; Accessories, Other alidades and accessories: Boxwood alidades, [Catalogue numbers]; Plane Tables and Tripods: Plane tables, Tripods, Extra lightweight tables with their tripods; Catalogue numbers

Earliest Date

1963

Latest Date

1963

Pages

7

Address

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

Other Makers

Cat no

CS 2/5

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref