As he got closer ...

... to his target, he primed it with a bottle of sulfuric acid. But then, as he stood facing the Observatory, it exploded in his hands.The detonation was sharp enough to get the attention of two workers inside. Rushing out, they saw a park warden and some schoolboys running towards a crouched figure on the ground. Bourdin was moaning and screaming, his legs were shattered, one arm was blown off and there was a hole in his stomach. He said nothing about his identity or his motives as he was carried to a nearby hospital, where he died 30 minutes later.