Dopage

 

Simpson and Merckx battle it out in the 1967 Paris Nice

 

An interesting peice by John Wilcockson in Red Kite Prayer looking at doping in the Pro peleton in the early days:

 

http://redkiteprayer.com/2012/09/tuesdays-with-wilcockson-doping-on-my-mind-part-i/