>>848829Chain is more of a recent addition according to some articles. You used to have to scale the ledge without any type of assistance beforehand. Not sure if you'd die from the drop at the highest point but your ankles and shins would snap and it'd be a nasty ride down the scree slope below with a pretty good drop at the end of that.
Aiming to do all the notable mountains here in Alberta with Mt. Columbia as the final one. Long ways to go yet.