ing ▁up ▁with ▁' more ▁than ▁a ▁ 1 0 0 ▁my als ' ▁camp ed ▁at ▁the ▁mouth ▁of ▁Burn ett ▁River ▁alleg edly ▁on ▁the ▁ground ▁of ▁the ▁later ▁' C ed ar ' ▁sugar ▁plant ation ▁or ▁Gib son ' s ▁C ed ars ▁Est ate . ▁No ▁numbers ▁were ▁made ▁but ▁the ▁' aff ray ' ▁was ▁later ▁described ▁as ▁' one ▁of ▁the ▁blood iest ▁in ▁Queensland ▁front ier ▁history '. ▁ 1 8 4 9 . ▁Un known ▁numbers ▁killed ▁on ▁the ▁Bal onne ▁and ▁Cond am ine . ▁By ▁ 1 8 4 9 ▁cl ash es ▁between ▁Ab original ▁people ▁and ▁sett lers ▁occurred ▁on ▁the ▁Bal onne ▁and ▁Cond am ine ▁R ivers ▁of ▁Queensland . ▁▁ 1 8 5 0 s ▁▁▁ 1 8 5 0 s . ▁Several ▁repr is al ▁kill ings ▁and ▁at ▁least ▁one ▁mass acre ▁( on ▁the ▁N er ang ▁River ▁in ▁ 1 8 5 7 ) ▁of ▁the ▁Y ug am be h ▁people . ▁▁ 1 8 5 0 . ▁H undred s ▁alleg edly ▁killed ▁near ▁P addy ▁Island ▁in ▁the ▁Burn ett ▁River . ▁A ▁large - scale ▁pun itive ▁expedition ▁was ▁formed ▁following ▁the ▁alleg ed ▁murder ▁of ▁Gregory ▁Bla x land ▁junior ▁at ▁G in ▁G in ▁station ▁in ▁August ▁of ▁that ▁year ▁– ▁ ▁by ▁sett lers ▁from ▁Wal la , ▁Ten ning ering , ▁Y enda , ▁W ether on , ▁Mond ur an , ▁Kol onne ,