Experience of description based on unpublished sources: [in 2 vols.]. SPb.: print. I. N. Skorokhodova, 1889. - Vol. 1: with a map of Finland. - 603 p. sep. pag., 1 p. maps.; Vol.2. 706 p. sep. pag.; 24х17,5 cm. In two semi-leather bindings of the time by P. O. Yablonsky workshop (label on the back flyleaf). Bandage gold-leaf embossed spines. The endpapers of ‘peacock feather’ like paper. ‘Marmara’ reddish tinted edges. Fading lids’ corners, Soviet time stamps and numbers on the title pages. Gold-leaf embossed super bookplate ‘H. C.’ on the spine bottom. The study describes the history of the Russian conquest of Finland and implementation of the Russian power there. Written on the basis of sources found by the author, most of which have never been published. The work was awarded the Metropolitan Macarius prize by the Imperial Academy of Sciences. Caesar Filippovich Ordin (1836-1892) - Chamberlain of the Court of His Imperial Majesty under the Minister of Interior; Trustee of the hospital of St. Nicholas and the vocational school of Tsarevich Nikolai Alexandrovich; writer.