umbo (Dębina) - metallographic analysis IV-V Bronze Age
hook (Chojnów) - metallographic analysis IV-V Bronze Age
sword (Chociwel) - metallographic analysis Bronze Age
bracelet (Chrustniki) - metallographic analysis Hallstatt period
axe (Złotoria) - metallographic analysis III Bronze Age
pin (Lutomiersk) - metallographic analysis II Bronze Age
dagger blade (Bystrzek) - metallographic analysis I Bronze Age
axe (Łęki Małe) - metallographic analysis Unetice culture
axe (Antonin) - metallographic analysis I Bronze Age
bracelet (Goliszów) - metallographic analysis IV-V Bronze Age
disc pendant (Jaworze Dolne) - metallographic analysis II Bronze Age
wire twist (Mierzanowice) - metallographic analysis I Bronze Age
axe (Rożnów) - metallographic analysis III Bronze Age
dagger (Moczydlnica) - metallographic analysis II Bronze Age