Quite right RB, the Petty, the first picture I cannot name off hand myself, I just knew it would have you all scratching heads. I will have to delve in to my old programs.
The middle car is one I have many pictures of as I used to interview the then owner for BBC Three Counties Radio where I did a motor sport slot. I recommend this link, if you want to know chapter and verse, it is most interesting.
https://www.coachbuild.com/2/index.p...ater-1935-1952.