Watsonian was an early supplier to the Swallow Sidecar Company , which after World War II was renamed to Jaguar Cars .
In 1956 , Watsonian took over the rights to the Swallow Sidecars name from Tube Investments .
Watsonian was an early supplier to the Swallow Sidecars     , which after World War II was renamed to Jaguar Cars .
In 1956 , Watsonian took over the rights to the Swallow Sidecars name from Tube Investments .