Aboriginal artists unknown, 'Two Axes and an Emu Caller' A rock axe with spinifex resin and another with a knapped glass end. Plus an early Emu Caller of carved or perhaps termite-hollowed wood with intricate carvings of traditional motifs including an emu, a kangaroo and a snake, Longest axe: 48 cm; Emu caller: 39 cm (x 3)