Shelfmark

Hil.434

Maker

Hilger & Watts Ltd

Subjects

Optical instruments; Levelling -- instruments; Surveying--instruments

Title

Watts self-adjusting levels

Description

Infomation is presented under these headings:-
How to Use the Self-Adjusting Level.
How to Check the Adjustment:
The adjustment proved by diagram;
Gradients; [Cat. nos. follow: SL40-42, SF 110]

Earliest Date

1952

Latest Date

1952

Pages

3

Address

48 Addington Square, London, S.E. 5

Other Makers

Cat no

CS 43/2

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref