Darren, couldn't find Rufus' NSW derby, but found one of my old fav's Newcastle horse "Bold Biami" knocking off a smart lot in the 1972 edition.
http://www.youtube.com/watch?v=lbezyA-0PEg
Have a look at "Magic Toliver" on youtube theres heaps of stuff old and not so old.
Cheers,
Dan