Sir Thomas Grey, 1st Marquess of Dorset, KG * BURKE, Sir Bernard, "The General Armory of England, Scotland, Ireland, and Wales: Comprising a Registry of Armorial Bearings from the Earliest to the Present Time," London: Harrison & sons, 1884. "Grey" (Lord Grey of Groby, Marquess of Dorset...). Same arms as Grey, of Codnor of six ar. and az. in chief three torteaux, with a lable of three points ermine.