Billy Thomas Joongoorra ( 1920 - 2012 ) was an Australian painter. Billy Thomas Joongoorra s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 10200 USD for BALGOO BALGOO 2000 in 2004 to 33917.47 USD for KNGAROO AND SPEAR DREAMING 2001 in 2007 , based on the size and medium of the artwork.