Dear Sir, I found your site online and was facinated by the collection. Being the proud owner of a similar 1926 Rover Model 9 Roadster which requires certain parts and repairs, I am hereby contacting you to enquire whether you may know of whom I can contact to purchase a total replacement of a control unit which is originally supplied by Lucas electrical company out of Birmingham UK to facilitate. The unit described is for a car running on a 6 volt battery Your response will be greatly appreciated and will look forward to hearing from you.