A rarely seen work by Roy Lichtenstein is to be on display at London 's Masterpiece art fair . Created in 1978 , the ` ` Self Portrait '' has been kept out of the public eye for 30 years . Rembrandt 's 'Night Watch ' explained . Also on display is a super - sized miniature one owned by England 's Queen Elizabeth I .
A rarely seen work by Roy Lichtenstein is to be on display at London 's Masterpiece art fair . Created in 1978 , the ` ` Self Portrait '' has been kept out of the public eye for 30 years . Also on display is a super - sized miniature one owned by England 's Queen Elizabeth I .