Anton Kaulbach ( 1864 - 1930 ) was a German painter. Anton Kaulbach s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 826.99 USD for Stierkämpferin in 2005 to 1123.09 USD for Portrait of Friedrich Kaulbach (1822–1903) in 2013 , based on the size and medium of the artwork.