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Description: This is the quick make and break switch. The contact bar is formed of two very spriny arms making connection to two contacts on opposite sides of a square recess in the base. The handle has always to be moved in a clockwise direction whether making or breaking contact. The cover is missing. Part: base, Material: stone, slate Source: Tyne & Wear Archives & Museums Identifier: emu.ecatalogue.science&industry.482457 Go to resource More Like this...
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