Peter Keetman ( 1916 - 2005 ) was a German painter. Peter Keetman s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 932.05 USD for Fisch auf Steinen in 2004 to 18000 USD for Camerawork Portfolio, 1936-1960 in 2005 , based on the size and medium of the artwork.