Theophile Schneider ( 1872 - 1960 ) was an American painter. Theophile Schneider s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1320 USD for THE GUARDIAN OF THE VALLEY in 2006 to 2185 USD for THE GUARDIAN OF THE VALLEY in 2006 , based on the size and medium of the artwork.