Electrical circuit ,calibrated, with eight connector keys

Electrical circuit marked '1,2,2,5,10,20,20,50,100,200,200

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Electrical circuit marked '1,2,2,5,10,20,20,50,100,200,200
Science Museum Group
© The Board of Trustees of the Science Museum

Electrical circuit marked '1,2,2,5,10,20,20,50,100,200,200,500' with eight connector keys by W.G. Pye Co., Cambridge

Details

Category:
Psychology, Psychiatry & Anthropometry
Object Number:
1996-277/27
type:
electrical circuit