Kuimikh: where sew primitive boats from birch bark

Travel on the Russian North. Whether correctly we represent, on what vessels Novgorodians moved ahead from Volkhov and from Lake Onega in Zavolochye first — in the X—XI centuries? The taken roots representation — dashing ushkuynik on ushkuyakh — type-setting doshchany vessels with a mast and a sail, meters in 15...