Three old hair pins, Western Australia, early 20th century; finely incised on both sides; two with interlocking diamond designs and the other with incised concentric squares. Provenance: Lord Alistair McAlpine (1942-2014); a British businessman, politician and author who was an advisor to Prime Minister Margaret Thatcher, he was a lifetime collector in many fields including Aboriginal Art. He was an early collector of the American painter mark Rothko and could easily see the sophisticated aesthetics of Aboriginal Art and artefacts. 24 cm, 27 cm, 29 cm (3)