Can you scan Ethridge's ad and post it in GT40s.com, or get a web site address that has the ad? Many of us may be able to ID the GT40 if we had some more information about what was in the advertisement.
The ad had two lines of text '1966 gt40 racer for sale - contact : his email & phone no - thats it ! Thanks idea but I could have done the photo too hence the query