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1947 Dependable Champion. America’s Favorite Spark Plug (1)
Source: Collier’s Magazine
Main
1914-1918 World War I
1918-1939 Interwar Period
1939-1945 World War II
1945-1991 Cold War
Aircraft
Airlines
Alcohol
Automotive
Boating
Bus Transport
Cars
Maritime Transport
Motorcycles
Motorsport
Petroleum
Railroad
Smoking
Soft Drinks
Sports
Tires
Tractors
Trains
Travel
