In-depth chemical analysis of three key 12th century medieval bronze doors by Barisanus of Trani uncovers which is the oldest and reveals how they were made; the analysed doors are from Trani, Ravello, Monreale
Germany was the principle source of brass for production of pre-18th Century manillas and, ultimately, the Benin Bronzes
Some of the deceased at the Levänluhta water burial site were accompanied by arm rings and necklaces made out of copper alloy, bronze or brass
