Olaf Christopher Dahl ( 1842 - 1895 ) was a Norwegian painter. Olaf Christopher Dahl s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 472.2 USD for Fjellandskap med vann in 2004 to 626.9 USD for Motv fra Tysnæs in 2004 , based on the size and medium of the artwork.