Four ancient shell adzes, two from Wallis Island, Ex. Nicolai Mitchoutchkine collection (1929-2010); Mitchoutchkine had a large Oceanic Art collection that toured Europe, the USA and Japan in the 1980's, he made two publications; 'Ethnography & Art of Oceania ' the Russian Academy of Sciences, Moscow 1989. These were used in pre- European contact times on sand islands that had no source of stones. 6.5 cm, 7.5 cm, 12 cm, 13 cm (4)