Arbre d'ascendance:
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(inconnu) Unknown Margaret Hamilton < Isabel Duffield < Charles H. Dufield < Mary Duffield < Melvina Duffield < Given Duffield < Dora Duffield < Emma Duffield Frères et sœurs Robert Vance Duffield David W. Dufield John L. Dufield Isabella Dufield James A. Dufield Charles Dufield Eveline M. Dufield Allen Dufield |