I went looking for this stuff up on Epsom Downs yesterday. There was not as much as there used to be
http://grthm.natt.org.uk/feature-crown-derby.php
Lots of tat and lots of stuff for babies. Gypsies are very fertile.
After The Oaks I went down to The Amato for a pint. The Battle of Marengo was The Derby tip written on the wishing well. It is as good a guide as most.
http://www.yourlocalguardian.co.uk/news/topstories/4424844.Wishing_Well_prediction_proves_right_again/
My choice, Libertarian, was second. If it had started its run earlier, it might have challenged the winner.