>The only thing here that would be the equivalent would be the value of the silver
Not necessarily. A lot more silver has been mined since the Norman Conquest (for example in the New World, but also in the Old World) which increases its supply. The demand for and utility of silver in general has also changed since then.
Not necessarily. A lot more silver has been mined since the Norman Conquest (for example in the New World, but also in the Old World) which increases its supply. The demand for and utility of silver in general has also changed since then.