Coba jelasin Archivo General de Simancas dari Wangsa O'Neill dong

Archivo de la Chancilleria de Valladolid

The Belfast Newsletter, Thursday 12 March 2015

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Registro demografico de Puerto Rico

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Tyrone's Rebellion, by Hyram Morgan

Don Bernardo O'Neill of Aughnacloy, Co. Tyrone, by Michelin K. Walsh. pg. 320–325