Familia: Gerónimo Costa Villagra / Carmen Hipólita Domínguez Rodríguez (F30036)
c. 1851Juan Antonio Costa Núñez (1777-1829) 
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Sabina Villagra Morales (1773- )
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| Pedro Mariano José Costa Villagra (1806- ) |
| Isidora Dolores Costa Villagra (1811- ) |
| Domingo Nicomedes Costa Villagra (1812- ) |
Fernanda Costa Villagra (1817-1887)  |
 | Gerónimo Costa Villagra (1808-1856)
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