Samuel Thomas Gill ( 1818 - 1890 ) was an Australian painter. Samuel Thomas Gill s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 66474.57 USD for Diggings in the Mount Alexander District of Victoria in 2004 to 127118.64 USD for ZEALOUS GOLD DIGGERS in 2006 , based on the size and medium of the artwork.