Automotive
https://revslib.stanford.edu/catalog/pq028bt3775
https://revslib.stanford.edu/catalog/ym379cj4466
https://revslib.stanford.edu/catalog/db422hh4120
https://revslib.stanford.edu/catalog/jp574gn0412
https://revslib.stanford.edu/catalog/cy036yb4016
https://revslib.stanford.edu/catalog/yt800dq2473
https://revslib.stanford.edu/catalog/tn438bp4385
seems obvious that Ford had Vignale try for something exactly between the Jag E-type, and the Vette.
http://www.carstyling.ru/en/car/1963_ford_cougar_ii/images/26020/
http://www.95customs.com/the-1962-63-ford-x-car-concepts/2015/3/16