Construction peculiarities and origin of the iron broadsword from late medieval - early new time burial ground Koya 3 at Yenisei river

The article is focused on construction peculiarities of late Medieval - early New time long broadsword from tomb No. 3 of Koya 3 burial ground at Yenisei river. The conclusions about its possible origin associated with technological Tibetan tradition, based on new information and comparisons with known examples of such items bladed weapons.