The customs and songs related to them in with.Izhevsk Ryazan province.Manuscript material.

The customs and songs related to them in with.Izhevsk Ryazan province.Manuscript material.- -.-Agreement No. 24 of 02/12/2016 category 33 manuscripts of the works of members of the Russian Geographical Society and separate documents in the Ryazan province, case 28..Electronic copy source: PB