Tom wrote> Note that is was European professional riders who rode helmetless. The amateurs were required to wear helmets (hairnets). Also, the sudden donning of helmets for Paris-Roubaix may have had less to do with the cobbles and more to do with the requirement for pros to wear helmets when racing in Benlux countries. At least that's what I recall.< Helmets were first made obligatory for pros in Belgium in the