V.E.Boks.Atmospheric precipitation that fell in the Perm province for 1885-1901, according to the observations of the Nikolaev M...

V.E.Boks.Atmospheric precipitation that fell in the Perm province for 1885-1901, according to the observations of the Nikolaev Main Physical Observatory V.E.Bokova.The "Atmospheric Precipitation" chart 1890-1898, the village of Gryaznovskoye and Motovilikhinsky Plant.- 1902. -Agreement No. 24 of 02/12/2016 category 29 of the manuscript of the works of members of the Russian Geographical Society and separate documents in the Perm province, case 82..Electronic copy source: PB