Plattenhornstein chert (Tabular chert of the Baiersdorf-type) : 2D documentation Tithonian/Upper Jurassic
Plattenhornstein chert (Tabular chert of the Baiersdorf-type) : 3D documentation Tithonian/Upper Jurassic
rod (Gorszewice) - chemical analysis Hallstatt period
ring (Rzyszczewo) - chemical analysis III-V Bronze Age