Ernst Kaiser ( 1803 - 1865 ) was a German painter. Ernst Kaiser s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 801.51 USD for COLLECTING HAY in 2003 to 2939.45 USD for Oberbayerische Landschaft mit Regenwolke. in 2014 , based on the size and medium of the artwork.