Arbre d'ascendance:
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Martha Cottle < Nathan G. Duffield < Charles William C. Duffield Jane Given < Erasmus James Duffield < Martha Jane Duffield < Elizabeth Duffield Martha Cottle Jane Given Frères et sœurs Robert Vance Duffield John L. Dufield Isabella Dufield James A. Dufield Thomas J. Dufield Charles Dufield Eveline M. Dufield Allen Dufield |