> If they weren't mostly lost they couldn't be valued antiques in the first place as they would still be common. Not necessarily. There may never have been eno

> If they weren't mostly lost they couldn't be valued antiques in the first place as they would still be common. Not necessarily. There may never have been enough. That said, even if none were lost and there were enough available to meet demand when they were made, population increases mean that the number available per capita is going down increasing effective scarcity.