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Drawing

Dash Coil with Switch

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...
Drawing

Rhumkorff Coils

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...

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