as described in Russian Language table

Sokolov, NMTables Russian language procedure: (8 tablets.) Explained.Text / NMSokolov GGTumim, prep.SPb.ped.Acad.and Ped.courses at St. Petersburg.Frebelevskom society.- St. Petersburg: Publishing House.NPKarbasnikova, 1912. -32 p.: Il .. -Bibliography.in the text and footnotes.Note..I. Tumim, G.G..1.Russian (collection).electronic copy Source: PBThe storage location of the original: LSU