I.I.Vasiliev.Historical and statistical information about the mountains.Pskov for arrivals.Allowed by censorship in St. Petersbu...

I.I.Vasiliev.Historical and statistical information about the mountains.Pskov for arrivals.Allowed by censorship in St. Petersburg.1876 ​​- 1876. -Agreement No. 24 of 02/12/2016 category 32 manuscripts of the works of members of the Russian Geographical Society and separate documents on the Pskov province, case 29..Electronic copy source: PB