Entail foundation deed by which D. Maria da Silva confirms the institution of an entail with the totality of her estate in Portugal, and confirms the contracts made between her son, Nuno Álvares Pereira, and her daughters, D. Margarida da Silva, known as Maria dos Anjos, D. Antónia and D. Leonarda, nuns in Santa Clara of Santarém and in the monastery of Lorvão, in which they gave up their legitimes to the entail, and established its clauses of succession, receiving a rent in compensation.
She donates this entail to her son, António Pereira, and to his successors who inherit the entail of the farmstead of Vizela, founded by D. Gonçalo Pereira. The administrator of the entail will also administer her chapel of São Pedro Mártir in the monastery of São Domingos of Guimarães, and support a merceeira who shall pray for their souls in that chapel. Nuno Álvares Pereira, her son, is present and agrees to this foundation, giving up his legitime to the entail as well. António Pereira, represented by an attorney, also accepts this entail and its conditions.
Contains the bonds by which D. Maria's daughters gave up their legitimes, letters of attorney, consent deeds a papal bull authorising the nuns of Santa Clara de Santarém and Lorvão to sell their reserved portion and an instrument requiring the papal bull.