Richard Sadler ( 1927 - ) is a painter. Richard Sadler s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 140.58 USD for Portrait of John Blakemore in 2011 to 887.82 USD for Gypsy on Gated Road Near Chesterton Windmill, Warwickshire, Opening Gates for Cars for a Penny in 2012 , based on the size and medium of the artwork.