Coat of arms of João Figueiredo Pereira de Barros, baron of Fonseca. Blason given at 11th December, 1867, according to registry of Cartório da Nobreza, book VI, page 95.
Archivo Nobiliarchico Brasileiro, of Rodolfo Smith de Vasconcelos and Jaime Smith de Vasconcelos (1918).
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