Philipp Graf ( 1874 - 1947 ) was a German painter. Philipp Graf s works have been put up for auction numerous times, with realized prices varying from 1586.55 USD for A Spring day on the Chiemsee with view of the Fraueninsel in 2004 to 1646.9 USD for Trees in Bloom in 2006 , based on the size and medium of the artwork.