Modernist  lamp base with tribal decoration designed by Marianne Starck (1938-2007) for Michael Andersen and Son, Bornholm, Denmark. Incised triangle fish mark, 5766 Lyfa
Excellent vintage condition. 
Heigth (ceramic only): 11½ inches  (29 cm)
Total height: 14 inches (36 cm)
Width:  5 inches (13 cm)
Depth:  3 3/4 inches (9.5 cm)