Franz Theodore Aerni ( 1853 - 1918 ) was a German painter. Franz Theodore Aerni s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2044.9 USD for KINDER BEIM SPIELEN in 2004 to 26298.49 USD for Blick in das Forum Romanum in 2004 , based on the size and medium of the artwork.