Hagerty has a short article about how the first two Tiger prototypes came to be built. I remember seeing the Ken Miles prototype for sale in the LA Times many years ago. Here is a link to the article - https://www.hagerty.com/articles-videos/articles/2019/12/04/before-le-mans-ken-miles-and-carroll-shelby-built-first-sunbeam-tigers?utm_source=SFMC&utm_medium=email&utm_content=Daily_News_Friday_Dec_6