8th Count of Arcos - D. Marcos de Noronha e Brito (1771-1828) - last Viceroy of Brazil, agate seal with silver handle and Coat of Arms of the 8th Count of Arcos, handwritten letter by 8th Count of Arcos dated Grão-Pará, 1804, signed; miniature on wood, copy of the 20th C. of a 14th C. original; and MARTINS, Rocha-"The Last Viceroy of Brazil". Lisbon: author's Edition, 1922, Portuguese, later stamped letter along with the seal Dimensões (altura x comprimento x largura) - 8,2 (sinete) cm