The paper is devoted to the centenary ofthe beginning of creation of the unitary coordi- nate reference frame (NCRF) of Russia whichpresently realizes the national coordinate ref- erence system SK-95. Nation-wide importance and various aspects of need in the classical NCRF are discussed. Poor state of efforts on maintenance and modernization of NCRF are noticed.
(2010) To the 100th anniversary of the work start on a unified coordinate basis in Russia. Geodesy and cartography = Geodezia i Kartografia, 71(10), pp. 2-8. (In Russian).