Signature of Miguel Pereira Forjaz, 10th Count of Feira (1769–1827) in a document dated 1812.
Arquivo Distrital de Braga - "Carta de Miguel Pereira Forjaz Coutinho Barreto de Sá e Meneses" (PT/UM-ADB/FAM/FAA-AAA/000579)
Miguel Pereira Forjaz, 10th Count of Feira (1769–1827)