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Page 687 of 698
Shelfmark
Maker
Cambridge Instrument Co. Ltd.
Title
Cambridge direct reading fault localisers
Description
The instruments are introduced as fault localisers for low and high tension circuits: five models are featured. After a brief, general description, detailed information is presented under these headings:-
General;
The Low Tension Localiser;
The High Tension Fault Localiser;
Capacity and Inductance Fault Localiser;
Self Contained Bridge or Fault Localiser [includes Portable
Decade Bridge (without galvanometer)].
A list of models with cat. nos. follows
Shelfmark
Maker
Stein
Title
The new “Stein” self-illuminating microscope
Description
page 1 - Advertisement for the Stein self-illuminating microscope, with illustrations and prices.
page 2 - Report from the National Physical Laboratory on the examination of a Stein microscope for Messrs. Purser’s London (Holborn) Ltd., dated 18th August 1959.
page 3 - Instructions for using the ‘Stein’ microscope.
Shelfmark
Maker
T. J. Marshall & Co. Ltd
Title
Paper Testing Machine
Description
First page: name of firm, illustration of paper testing machine.
On reverse: typewritten letter dated 25th October, addressed to Messrs Seargent Bros.. Ltd., Usk Vale Works, Abergavanny:
‘Dear Sirs, Ref. SOS/K3: Replying to your favour of the 24th inst., we think that you have the old type of Paper Testing Machine, and we are sending hearwith leaflet giving instructions as to the use of same. Enclosed also, we are sending circular describing our new machine’.
Pages 2-5: Analytical report of the machine by R.W. Sindall, esq., F.C.S., May 26th 1903, giving results of various tests of the strength of paper.
Page 6: Directions for using the machine, with a labelled diagram. Advertisement for ‘Dandy Rolls’ made by T.J. Marshall and Co., Ltd.
Shelfmark
Maker
Cross & Cole
Title
Polarizing screens
Description
1st page states ‘The enclosed advertising broadsheet was found inside a volume of ‘Modern Microscopy’ by Cross & Cole - dated 1922.
Advertisement for ‘The Amazing New Polaroid Material’: polarizing screens that can be used on microscopes, polariscopes and strain analyzers, projectors and telescopes. Gives prices for 2 small screens and for a box of assorted sizes.
Shelfmark
Maker
R. & J. Beck; Ltd.
Title
Beck Simplex microscope [facsimile]
Description
The instrument is introduced as meeting the requirement for a simple instrument of moderate power, but with the same precision of workmanship as the company’s standard instruments. Half the page is taken by an illustration of the microscope.
The second page refers to a labelled sketch of the focussing adjustment to describe how it works; and to the range of magnifying powers obtainable.
Considerable detail and specifications are included.. Type numbers and prices are provided.
Shelfmark
Maker
C. N. S. Instruments Ltd.
Title
Technical literature in respect of C.N.S. attenutector
Description
Description and specification of attenutector, UK Patent application 26833/55.
- Introduction: ‘The Attenutector has been designed to carry out non-destructive testing of plastics, graphite and other materials resistant to standard ultrasonic techniques, and for examining the perfection of bonding between materials’.
- General description.
- Photographs of the apparatus.
- Specification.
- Table of power consumption.
- Bibliography.
Shelfmark
Maker
Philip Harris Limited
Title
Wimshurst machine with perspex plates [facsimile]
Description
Under the heading Instructions for Assembly, a detailed description covers these points:-
Cleaning all metal parts;
Positioning the plates;
The brushes;
Positioning the discharging knobs;
Connecting the Leyden jars;
The spark;
Final adjustments
Under the heading Notes several cautionary and helpful suggestions are added to ensure the efficient working of the machine.
Shelfmark
Maker
Cambridge Instrument Company; Limited
Title
Cambridge universal bridge
Description
The instrument aims to provide accurate measurement of resistance, inductance and capacitance over a wide range of values. Its suitability in several workplace contexts is outlined, then a detailed description in paragraph form follows, covering these topics:-
Choice of power supply;
Measuring elements;
Accuracy of measurement;
The D.C. bridge;
Power units;
Accuracy;
Flexibility;
Specifications;
Dimensions;
Cat. Nos.
Shelfmark
Maker
Baird and Tatlock (London) Ltd.
Title
B.T.L. “Stabilec” Hot Air Ovens
Description
Front of page: Description of hot air ovens, illustration, catalogue numbers, prices.
Reverse: Advertisement for a selection of B.T.L. thermostat ovens.
Shelfmark
Maker
C. Baker
Title
Small vertical and horizontal photo-micrographic apparatus [facsimile]
Description
The apparatus is designed to meet the demand for a smaller and more versatile instrument than has been available before: it can be used in a horizontal position, or locked vertically.
Two brief sentences of description are followed by a price list of ten components/accessories, each with its own Code name.
You are on Page 687 of 698
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