Edmund Brock ( 1920 - 1950 ) was a British painter. Edmund Brock s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 5147.68 USD for PENELOPE, DAUGHTER OF DOUGLAS WALKER ESQ in 2002 to 37959.31 USD for A FAMILY PORTRAIT OF ELIZABETH, THE QUEEN MOTHER AND HER DAUGHTERS PRINCESS ELIZABE in 2008 , based on the size and medium of the ar