G J C Kirby ( 1912 - ) is a painter. G J C Kirby s works have been put up for auction numerous times, with realized prices varying from 33.18 USD for Tawny Owl in 2006 to 184.65 USD for Goldfinch; Blackbird; Mistle Thrush; Green Woodpecker; Bullfinch; Great Tits and Blue Tit; Pied Wagtail, in 2012 , based on the size and medium of the artwork.