sickle (Trzebiatów) - chemical analysis III Bronze Age
pin (Żerniki Górne) - chemical analysis II Bronze Age
object fragment (Brześć Kujawski) - chemical analysis Neolithic
pin (Tągowie) - chemical analysis I Bronze Age
spiral wire disc (Zbrojewsko) - chemical analysis II Bronze Age
trapezoidal plate (Inowrocław) - metallographic analysis Neolithic
armlet with two spiral discs (Żyrardów) - chemical analysis II Bronze Age
blade of a javelin (Karwiczki) - chemical analysis III Bronze Age
dagger (up) - chemical analysis I-II Bronze Age
armlet with discs (Psary) - chemical analysis II Bronze Age
axe (Babin) - chemical analysis I Bronze Age
umbo (Rzyszczewo) - chemical analysis III-V Bronze Age
dagger (Granowo) - chemical analysis Unetice culture
szpila (Kaszyce Milickie) - chemical analysis V Bronze Age
armlet with symetrical discs (Kościelna Wieś) - chemical analysis II-III Bronze Age
axe (Łobez) - chemical analysis II Bronze Age
sickle (Lipce) - chemical analysis Bronze Age
pickaxe (Stefkowa) - chemical analysis II Bronze Age