Belarusian folk songs (55) collected in the vicinity of the mountains.Vitebsk in 1883/4.

Belarusian folk songs (55) collected in the vicinity of the mountains.Vitebsk in 1883/4.- -.-Agreement No. 24 of 02/12/2016 category 5. manuscript of the works of members of the Russian Geographical Society and separate documents on the Vitebsk province, case 9..Electronic copy source: PB