Ivan Ivanovich Shishkin (after) ( 1832 - 1898 ) was a Russian painter. Ivan Ivanovich Shishkin (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 8812 USD for An Extensive Mountainous Landscape with Pine Trees by a Lake in 2004 to 85000 USD for Clearance in the forest bears in 2006 , based on the size and medium of the artw