Mourits Molmark hansen ( 1879 - 1942 ) was a Danish painter. Mourits Molmark hansen s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 102.5 USD for A Danish street scenery in 2007 to 507.58 USD for Interior with artist's sister playing the piano in 2010 , based on the size and medium of the artwork.