The main aim of this contribution is the study of selected artifacts and ecofacts that by its shape or origin document contacts between Bronze Age societies (Únětice culture). The study is focused on the district of Kolín (and some parts of Kutná Hora and Nymburk districts).
Emphasis is put on analysis of individual artifacts and ecofacts that demonstrate long-distance contacts. The question of identification of the records of distance contacts in the Early Bronze Age is crucial for understanding the distribution and exchange of metal and amber in this period