Iban Dayak Mandau headhunting sword from Borneo

Nice old Dayak Mandau sword. Unusual and hard to find forked pommel carved from staghorn with intricate designs a motifs allover. The blade of heavy single edged steel, engraved and chiselled with repeating designs alon the back edge.The scabbard with beautifully carved front of black wood. Wear overall and some losses to the bindings.  southern asian