The absorption properties of Russian clays.Materials for studying the natural productive forces of Russia.1

Zemyatchensky, P.A.The absorption properties of Russian clays / [Op.] P.A.Zemyatchensky.- Petrograd: [B.I., 1916-1919].- (Materials for studying the natural productive forces of Russia).1. Territory (collection).Electronic copy source: PBOriginal storage: St. Petersburg State University1. - Type.Imp.Acad.Sciences, 1916. -[2], 34, [1] p.: table .. - (Materials for studying the natural productive forces of Russia; 10).-Bibliogr.In the settling.Note..1. Territory (collection).Electronic copy source: PBOriginal storage: St. Petersburg State University