Shelfmark

Hil.428

Maker

Hilger & Watts Ltd

Title

Geophysical Instruments: Magnetic Force Variometers (Vertical & Horizontal Patterns), Auxiliary Magnets, Compasses etc., Calibrating Coil, Automatic Recording Apparatus

Description

Information is presented under these headings:- Watts Vertical Magnetic Force Variometer: The Magnet System, Temperature Compensation, Sensitivity, Spirit Levels, Thermometer and Instrument Body, The Optical System, The Base, The Instrument Case; Auxiliary Magnets, Compass; Watts Horizontal Magnetic Force Variometer: Magnet System, Calibrating Apparatus for Magnetic Variometer, One Metre Extension Bar, Variometer Reflecting Head; Photographic Recording Apparatus for Variometer: Range and Sensitivity, General Description, Optical System, Recording Drum, Electrical System, [Cat. nos. S.G. 1-18, 167, accompany the following items] Vertical Magnetic Force Variometer, Horizontal Magnetic Force Variometer, Extras for Horizontal and Vertical Force Variometers, Spares for Horizontal and Vertical Force Variometers

Shelfmark

Bow.26

Maker

Bowen Instrument Co.; Ltd.

Title

Bowen Electrical Instruments, The Pyrotron

Description

Description of an automatically balanced potentiometer, primarily designed for use with pyrometers, including the principles of its construction and operation

Shelfmark

Rei.2.11

Maker

C. Reichert

Title

A new Electric Sodium Lamp “Lux N”

Description

Shelfmark

Wes.23

Maker

Weston Electrical Instrument Co.; Ltd.

Title

Weston Model 301 Multi-Range Tester.

Description

Shelfmark

Hil.136

Maker

Adam Hilger Ltd.

Title

A List of Publications concerning Spectrum Analysis (by Emission and Absorption Spectra) And its Application in Research and Control of Chemical, Metallurgical and Bio-Chemical Processes

Description

Shelfmark

Hil.173

Maker

Adam Hilger Ltd.

Title

Cells for Liquids and Mounts for Cells for use with Hilger Spectrophotometers.

Description

Shelfmark

Pye.28

Maker

Pye Scientific Instruments

Title

Autotitrator-controller

Description

Shelfmark

Hil.140

Maker

Adam Hilger Ltd.

Title

The Cubic Crystal Analyser

Description

with graphs and equations.

Shelfmark

CSI.257

Maker

Cambridge Instrument Company Ltd

Title

Cambridge Thermographs With Mercury-in-Steel Systems, for Temperatures from -20 Degrees to 1000 Degrees Fahrenheit or -30 Degrees to 600 Degrees Centigrade

Description

Descriptions and uses of instruments, includes ranges, systems and charts.

Shelfmark

Hil.300

Maker

Adam Hilger Ltd.

Title

Outfits for Absorption Spectrophotometry in the Visible and Ultra-Violet Regions

Description

Describes outfits for ultra-violet spectrophotometry, visual spectrophotometry and a photo-electric outfit for absorption measurements in the ultra-violet.