A portrait of a young Charles Dickens that had been lost for 174 years has been unearthed in a box of trinkets at a junk sale in South Africa. The palm-sized portrait, painted by artist and social campaigner Margaret Gillies in 1843, portrays the celebrated Victorian writer at the age of 31. The portrait was last seen in public in 1844 when it was displayed at the Royal Academy in London and Gillies reported the...