Disambiguation evidence for Louisa Percy, Duchess of Northumberland via surface form

"Louisa Percy, Duchess of Northumberland"

Triples (1)

Triples where some other subject referred to this entity as "Louisa Percy, Duchess of Northumberland".

Algernon Percy, 6th Duke of Northumberland → spouse →
"Louisa Percy, Duchess of Northumberland"
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