▁the ▁layers ▁of ▁Ind igen ous ▁and ▁non ▁Ind igen ous ▁use ▁and ▁occupation ▁and ▁the ▁significant ▁transition ▁of ▁the ▁place ▁from ▁an ▁agricult ural ▁estate ▁to ▁an ▁industrial ▁estate ▁during ▁the ▁nin ete enth ▁century . ▁ ▁The ▁high ▁point ▁of ▁the ▁rid g eline ▁at ▁Col ling wood ▁is ▁of ▁historic ▁and ▁contemporary ▁social ▁significance ▁to ▁the ▁Th ar aw al ▁and ▁the ▁G und ung ur ra ▁pe op les ▁as ▁a ▁meeting ▁place ▁for ▁the ▁two ▁Ab original ▁nations , ▁from ▁which ▁each ▁respective ▁nation ▁could ▁remain ▁within ▁sight ▁of ▁their ▁country . ▁ ▁The ▁estate ▁originally ▁known ▁as ▁B unker ' s ▁Farm ▁is ▁associated ▁with ▁the ▁early ▁economic ▁development ▁of ▁Liverpool , ▁which ▁was ▁established ▁as ▁a ▁town ▁by ▁Governor ▁Mac qu arie ▁in ▁ 1 8 1 0 . ▁One ▁of ▁the ▁earliest ▁and ▁largest ▁land ▁gr ants ▁in ▁the ▁Liverpool ▁region , ▁B unker ' s ▁Farm ▁played ▁an ▁important ▁role ▁in ▁the ▁development ▁of ▁agricult ure ▁and ▁early ▁indust ries ▁in ▁the ▁col ony . ▁The ▁location ▁of ▁the ▁farm ▁in ▁relation ▁to ▁the ▁Georges ▁River ▁and ▁the ▁railway ▁which ▁arrived ▁from ▁Par ram atta ▁in ▁ 1 8 5 6 ▁encourag ed ▁commercial ▁spec ulation , ▁and ▁the ▁development ▁of ▁new ▁indust ries ▁on ▁the ▁estate ▁lands . ▁ ▁The ▁place ▁is ▁significantly ▁associated ▁with ▁its ▁original ▁builder ▁the ▁American ▁Lo yal ist , ▁mar iner ▁and ▁tr ader ▁Captain ▁E ber ▁B unker ▁( 1 7 6 1 – 1 8 3