“ The 2nd duke devised the estates of the Sheffield family to his mother Catherine, a natural daughter of James II., who had married as her first husband the 3rd earl of Annesley, by whom she had a daughter Catherine, who married William Phipps and had a son Constantine Phipps. The latter succeeded to the estate of Mulgrave in Yorkshire in 1743 on the death of his grandmother, and in 1767 he was created Baron Mulgrave of New Ross in the peerage of Ireland. His son was created a peer of Great Britain in 1790 with the title of Baron Mulgrave of Mulgrave ”