Robert Plot ( 1640 - 1696 ) was a painter. Robert Plot s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 67.33 USD for The Natural History of Oxford-Shire, Oxford, by Leonard Lichfield for Charles Brome, in 2004 to 564.5 USD for The Natural History of Staffordshire in 2005 , based on the size and medium of the artwork.