date(s):

1927

creator(s):

AC Spark Plug Company

subject(s):

Airplanes; Airplanes; Motors; Airplanes; Motors; Ignition; Airplanes; Motors; Parts; Airplanes; Parts; Engines; Spirit of St. Louis (Airplane); Mechanics; Spark plugs; Transatlantic flights

type(s):

Sparkplug