Saint-Cyran Paul-Edme Crublier de (1738-1793) Calculo das Pensoes Vitalicias por Saint-Cyran Traduzido em Portuguez e Dedicado a Sua

Saint-Cyran, Paul-Edme Crublier de (1738-1793) Calculo das Pensoes Vitalicias por Saint-Cyran, Traduzido em Portuguez e Dedicado a Sua Serenissmo Principe do Brazil, Nosso Senhor. Lisbon: Regia Officina Typografica, 1797. Folio, with twenty-seven folding typographical tables bound after the text, ornately bound in full contemporary Portuguese red morocco, with the large gilt-stamped royal arms of Joao VI (1769-1826), King of Portugal and Prince of Brazil on both boards, within a rolled tool compartment, spine gilt tooled in compartments with floral motifs, green lettering piece, gilt and gauffered edges, marbled endleaves, unrepaired and intact, 11 1/4 x 7 1/4 in. Joao VI was forced to flee Portugal for Brazil in 1807, when Napoleon invaded. He did not return to Lisbon until 1822.