1) Historical region 
Tulgas is a traditional territory in Arkhangelsk Oblast, Russia, associated with Tulgas River, a tributary of Northern Dvina. ==History== By the administrative division of the 17h century Russia, it defined the Tulgasskaya Volost of Podvinskaya Chetvert (`by-Dvina Quarter`) of Vazhsky Uyezd (Vaga Uyezd) of Pomorsky Krai (Pomorye). During the Sov.....