Who sold radium?

Could you elaborate on the circumstances surrounding the sale of radium? Who were the key players involved in this transaction? Was it a private sale or a public auction? What was the motivation behind selling such a rare and valuable commodity? Did the seller have any particular knowledge or expertise in handling radium that might have influenced their decision? Did the sale occur recently or was it a historical event? And finally, what are the potential implications and consequences of this sale, both for the seller and for the broader community? I'm keen to understand the full context and dynamics surrounding this intriguing question of "Who sold radium?