MARCH, ROGER MORTIMER, EARL OF, 12877-1350.
The lives of Roger Mortimer, earl of March eee The 2d ed. ees 1711. (Card 2) Robert Harley to the peerage,
- March, Roger Mrtimer, earl of, 12877-1330. 2s Sct, Robert De Vere, earl of, 1362-1392, 3. Oxford, Robert Harley, carl of, 1661-1724.