Shelfmark

csi.843

Maker

Cambridge Instrument Co. Ltd.

Subjects

Optical instruments--Industry; Celluloid--Records

Title

Cambridge portable viewer and enlarger for celluloid records

Description

The instrument is instroduced as being designed to facilitate the examination and enlargement of records obtained by the stylus-on-celluloid method of recording. Then follows a brief description of its components, and an overview of how it works, accompanied by a sample record which has been enlarged and photographed by the instrument.
Specifications follow under the headings:-
Description; Length; Width; Height; Weight

Earliest Date

Latest Date

Pages

2

Address

13, Grosvenor Place, London, S.W.1; Works: London & Cambridge

Other Makers

Cat no

List 319/1

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref