Isak Louis Napoleon Jensen ( 1858 - 1908 ) was a Danish painter. Isak Louis Napoleon Jensen s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 61.92 USD for Aftenstemning ved fjorden in 2004 to 1560 USD for A tranquil port in 2005 , based on the size and medium of the artwork.