Dutch 11 mm Beaumont Adapter for 6 mm Flobert

Dutch 11 mm Beaumont Adapter for 6 mm Flobert cartridge, 1880.

Very interesting Fede! Thank you for posting this photo!
Were these adapters made of steel or brass?

-Dave

Hmhm, hmhm…It should be the Beaumont(rifle) of course. As we say in Dutch, NOT in English, putting dots on the i.