Spark plug

Made:
circa 1912 in France
Hobson (Pognon's) spark plug type AC varying spark gap for

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Hobson (Pognon's) spark plug type AC varying spark gap for
Science Museum Group
© The Board of Trustees of the Science Museum

Hobson (Pognon's) spark plug type AC varying spark gap for motor car engines, c. 1912

Details

Category:
Road Transport
Object Number:
1913-467
type:
private car component and spark plug
credit:
H M Hobson Limited