Roman uguentaria based on ancient collections in Moravian museums

In my work I decided to treat the glass balsamariích Roman period. The aim is to highlight the issue of production of blown glass and its evolution in the ancient world. The topic I chose, because the vast majority of collections of antique glass, on which I was involved in processing, are balsamaria. Moreover, this was not a topic in the Czech Republic almost a hundred years further elaborated, as are more focused balsamariím J. Čadík