Glass mosaic .
Provenance: Private collection, France.
Signed "Lanskoy" on the bottom.
Literature : "Lanskoy. Catalogue raisonné des mosaïques", C. Bernard, M. Guinle, 1990, p. 22, Mosaïque - "Fond noir" work in progress 1974. On the picture : Renato Signorini - in the background, the model of this mosaic.