Voltmeter in wooden box, Lord Kelvins Patents
Main details
| Reference number | 2012/53047 |
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| Description | Voltmeter in wooden box, with leather strap. Lord Kelvins Patents - Rail tester no. 640 There are four twisty buttons in each corner of the voltmeter. One of which has a string connected going into the box. The leather strap is attached on one side, however the other has lost its connecting screw. It has clip hookers to keep the lid shut, and also there is a key lock. |
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| Completeness | 41% |
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Physical description
Dimensions Attribute Value Height 125mmLength 240mmDepth 240mmColour Attribute Value Colour - Brown
- White
- Black
Item content Attribute Value Inscription Lord Kelvins PatentsDesign Attribute Value Material WoodBrassSteel -
People involved
Role Person(s) involved Manufacturer Kelvin and James White LTD,