Gainsborough and the Real Professor Moriarty
by Matthew Innis |In September 1841, a significant discovery was made when a theretofore missing painting by Thomas Gainsborough was found hanging in the parlor of Mrs. Anne Maginnis, a retired schoolmistress living in England.  The picture was a circa 1787 portrait of Georgiana Cavendish (née Spencer), 5th Duchess of Devonshire – a woman “once celebrated as the fairest and wickedest in all of…