Geoff Thornley ( 1940 - ) is a painter. Geoff Thornley s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 4811.55 USD for Non Linnaeus. #2 in 2006 to 8943.31 USD for "edgings and Inchings of final form" #13.99 in 2017 , based on the size and medium of the artwork.