The storied trove of Napoleonic materials owned by Pierre-Jean Chalençon will be offered by Sotheby’s Paris on June 24 in an ...

Some 100 Napoleon artifacts from the Chalençon collection are headed to the auction block at Sotheby's Paris in June.

The collection, amassed over 40 years, comes from the trove of avid Napoleon collector and socialite Pierre-Jean Chalençon ...