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History of Science Museum

Evershed's Direct Reading Resistance Box

Inventory Number 85544


Acknowledgement: © History of Science Museum, University of Oxford, inv.85544

Item type
Object
Makers
Evershed
Dimensions
Height: 150mm Width: 270mm Depth: 105mm Weight: 2.45kg
Inventory No
85544

Description

Wooden box-jointed box with leather and copper alloy handle and dial handle. The lid of the box is fitted with instructions for use - on a card label - entitled "EVERSHED"S RESISTANCE BOX FOR USE WITH "BRIDGE-MEGGER" TESTING SET." Inside the box a Bakelite panel has four numbered dials. 2 other dials sit at the bottom of this plate. On the exterior of the box a paper label stuck to the surface reads "LOW RESISTANCE 999.9 OHMS WINDING DEPT." A brass alloy makers label fixed to the top.