Daimler Double-Six
Daimler Double-Six may refer to either of two different series of Daimler V12 engines or to a car produced by Jaguar Cars under the Daimler nameplate.
...
Wikipedia
Daimler Double-Six may refer to either of two different series of Daimler V12 engines or to a car produced by Jaguar Cars under the Daimler nameplate.