Ernst Gustav Herter ( 1846 - 1917 ) was a German painter. Ernst Gustav Herter s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 812.02 USD for Merkur mit Caduceus in 2004 to 4977.44 USD for Der seltene Fang in 2009 , based on the size and medium of the artwork.