This is a pretty big pdf file ~18meg. It's the original scanned copy from back in the day. Nice keepsake if you print it out.
https://media.ford.com/content/fordmedia/fna/us/en/news/2013/08/20/the-april-1964-ford-mustang-introduction-road-rally.html
https://media.ford.com/content/fordmedia/fna/us/en/news/2013/08/20/the-april-1964-ford-mustang-introduction-road-rally.html