The digital specialized computer "Kiev-70" developed at the Institute of Cybernetics, AS Ukr.SSR, that was used at the lithographic production of BIS. At the Institute of Cybernetics this computer was used to write texts with density of 110000 letters per mm2. With such density 30 volumes of the Big Soviet Encyclopedia can be placed at the hand watch dial. General designer V.Derkach. 1970