Cooper, Robert (British painter, active ca. 1795-1836) http://www.oxforddnb.com/view/article/11487?docPos=4; http://www.npg.org.uk/collections/search/portrait/mw131847/Sir-Bevil-Grenville?LinkID=mp16284&search=sas&sText=grenville&OConly=true&role=sit&rNo=16.
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