William T Cooper ( 1934 - ) is an Austrian painter. William T Cooper s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 333.02 USD for The Birds of Paradise and Bower Birds in 2005 to 19476 USD for Golden Shouldered Parrot; Rock Parrot; Eclectus Parrot; Scarlet-crested Parrot; Yellow Rosella; Princess Parrots in 2010 , based on the