text:  He derived his descent from Sire de Chasteautonne of the house of Rollo the first Duke of Normandy who made an incursion on the coast of Britain in the ninth century and was driven away by Alfred the Great! Nine shields exhibiting the family arms were carefully prepared by him and are preserved with many other and very various inventions by the same hand in the British Museum; and neat engravings of those Chatterton escutcheons are furnished by Mr Cottle in his excellent essays on this tortuous genius