Jan Robertus Keuchenius ( 1836 - 1922 ) was a Dutch painter. Jan Robertus Keuchenius s works have been put up for auction numerous times, with realized prices varying from 226.55 USD for Bäuerin beim Bleichen der Wäsche in 2012 to 350 USD for Mystic River in 2013 , based on the size and medium of the artwork.