Champion spark plug, type 16, 1931-1939
1931-1939
Champion spark plug, type A163, 1921-1939
1921-1939
`Pacy' Aluminox Spark Plug for motor vehicles
1915-1935
`Igna' model P3 sparking plug
1920-1931
Forward spark plug type F for motor vehicles
1916-1918
Forward spark plug type T.T. for motor vehicles
1916-1924
Champion spark plug type A94, 1921-1939
1921-1939
Champion spark plug, type UY-6, c. 1963
1963
Champion spark plug, type N-18, c. 1963, sectioned
1963
Sauser Sparking Plug for motor vehicles
1910-1918
Champion spark plug
1958
`Molla' spark plug for motor vehicles
1919-1926
Champion spark plug
1958
`Oleo' spark plug
1904-1917