11. Add MS 20997 Reference (shelfmark): Add MS 20997 Title: Scope & Content: Vol. IX. Sebastiao José de Carvalho e Mello, Conde de Oeiras; 1st Marquês de Pombal: Letters to, from F. X. de Mendonça Furtado: 1751-1757.: Portug. Collection Area: Western Manuscripts Languages: Portuguese Date Range: 1751-1757 Extent: 1 item