armlet (Krobów) - metallographic analysis II Bronze Age

axe (from the Odra River) - metallographic analysis IV Bronze Age

armlet (Dratów) - metallographic analysis II Bronze Age

object fragment (Brześć Kujawski) Neolithic

object fragment (Brześć Kujawski) - metallographic analysis Neolithic

axe (up) - metallographic analysis Bronze Age

awl (Brześć Kujawski) - metallographic analysis Neolithic

object fragment (Brześć Kujawski) - metallographic analysis Neolithic

heel axe (Ognica) - metallographic analysis II Bronze Age

pickaxe (Krobów) - metallographic analysis II Bronze Age

bracelet (Kraski) - metallographic analysis II Bronze Age

bead necklace (Brześć Kujawski) - metallographicl analysis Neolithic

winged axe (Bruszczewo) - metallographic analysis I Bronze Age

armlet with symetrical discs (Odolanów) - metallographic analysis II Bronze Age

axe (Lesięcin) - metallographic analysis II-III Bronze Age

bracelet (Stare Czarnowo) - metallographic analysis I Bronze Age

axe (Rudki) - metallographic analysis Eneolithic

axe (Rudki) - metallographic analysis Eneolithic

armlet with symetrical doscs (Kościelna Wieś) - metallographic analysis II-III Bronze Age

necklace (Rusowo) - metallographic analysis Hallstatt period