Theodoor Jacobus Albertus (theo) Vankan ( 1939 - 2008 ) was a painter. Theodoor Jacobus Albertus (theo) Vankan s works have been put up for auction numerous times, with realized prices varying from 262.1 USD for Geometrische figuren in wit in 2015 to 698.93 USD for Geometrische figuren in zwart in 2015 , based on the size and medium of the artwork.