TY - BOOK AU - Rivallon de la Poer,John William ED - Great Britain. TI - In the House of Lords. Barony of Le Power and Coroghmore in the peerage of Ireland. Case of Major John William Rivallon de la Poer CY - London KW - Le Power and Coroghmore peerage claim KW - Peerage KW - Great Britain KW - Claims N1 - Signed: Geoffrey Ellis ER -