A pronged fishing spear, a twisted bark shield with a handle and a length of timber used to propel spears. Those famous explorers James Cook and Joseph Banks picked them up from a beach after the first skirmish between Australian Aborigines and British voyagers. These objects, probably those now in British museums, hold the key to the identity of one of two brave Aboriginal warriors who confronted a landing party from HM Bark Endeavour at Botany Bay in 1770.