Franz Grabmayr ( 1927 - ) is an Australian painter. Franz Grabmayr s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 767.7 USD for zugeschrieben, Entwurf-Studie in 2004 to 27651.65 USD for Landscape with tree in 2011 , based on the size and medium of the artwork.