MANUSCRITOS - 5ª MARQUESA DE ALORNA (filha de Alcipe) MANUSCRITOS.- 5ª MARQUESA DE ALORNA (Irmã de Alcipe).- Correspondência.- 18th C.- 54 Documents. D. Leonor Benedita of Oyenhausen de Almeida (1776-1850), 5th Marchioness of Alorna (daughter of Alcipe), married in 1799 with D. João José Luís de Mascarenhas Barreto (1778-1806), 6th Marquis of Fronteira. Set consisting of 54 autographed letters, mostly not dated, directed to his cousin D. Leonor da Câmara.