Franz Von Defregger (after) ( 1835 - 1921 ) was a German painter. Franz Von Defregger (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 850 USD for YOUNG WOMAN WRITING LETTER IN WINDOW SEAT in 2005 to 9155.49 USD for Portrait of a Tyrolean girl in 2006 , based on the size and medium of the artwork.