Martin Ferdinand Quadal (attributed To) ( 1736 - 1811 ) was an Austrian painter. Martin Ferdinand Quadal (attributed To) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 97.06 USD for The Bird plucker in 2007 to 22201.7 USD for Portrait of a boy in 2009 , based on the size and medium of the artwork.