Annexation deed by which D. Gil Eanes da Costa annexes to the entail he established with D. Joana da Silva, his wife, several houses, located in Lisboa, in the Alfândega, next to to Pelourinho Velho, and a farm, called Trás-o-Vale, located near Ribeira de Pernes, Santarém, as well as a farmhouse (casal), called do Cavaleiro.

Approval deed of a chapel foundation deed by D. Gil Eanes da Costa and D. Joana da Silva, his wife.

Approval deed of a donation deed by which D. Gil Eanes da Costa gives a public debt instrument, in the amount of 100 000 réis, paid at the Távola da Ribeira de Santarém, to D. Álvaro da Costa, his eldest son.

Approval deed of an annexation deed by which D. Gil Eanes da Costa annexes to the entail that established with D. Joana da Silva, his wife, several houses, located in Lisbon, and a farm, called Trás-o-Vale, in Santarém.

Approval deed of an entail foundation deed by D. Gil Eanes da Costa and D. Joana da Silva, his wife.

Certificate of a land measurement deed of the assets of the entail instituted by D. Gil Eanes da Costa and D. Joana da Silva, his wife, made by Jorge Cotrim, tabelião de notas in Santarém, at the request by D. António da Costa.

Chapel foundation deed by which D. Gil Eanes da Costa and D. Joana da Silva, his wife, establish a chapel in the chancel of the church of the Convent of Nossa Senhora de Almoster, where they had their grave. Among other assets, they entail two public debt instruments, in the amount of 60 000 réis, paid at the Távola da Ribeira de Santarém. D. Joana annexes the chapel established by D. Catarina, daughter of Gil Eanes da Costa, which she administers, to this new chapel, and annexes properties to it. D. Catarina was buried in the chancel of that convent and the charges could be celebrated in the monastery of São Marcos, in Montemor-o-Velho, or in any other temple.
The following is a list of the masses that order celebrate.

Contract and bond deed between the nuns of the convent of Nossa Senhora of Almoster and D. Gil Eanes da Costa, who also represented his wife, D. Joana da Silva, concerning the entrance of their two daughters, D. Lourença de Meneses and D. Beatriz de Sousa, in that institution and the erection of a family mausoleum. The couple gave 500 000 réis to the convent, which would be employed in the painting of an altarpiece to the main chapel, the construction of the mausoleum and in the acquisition of a public debt instrument or a property, whose revenues would guarantee the maintenance of the chapel. D. Gil and D. Joana also gave a public debt instrument of 9 600 réis in Almoxarifado de Santarém to the convent, which would support the celebration of perpetual annual masses for their souls and for the souls of their descendants. Both of the parties agreed that, following the deaths of D. Gil and D. Joana, the legitimes which belonged to their daughters would be inherited by the successor of D. Gil Eanes da Costa's entail. Contains copies of a letter of attorney and a warrant.

Court proceedings regarding the succession of the entail of D. Gil Eanes da Costa and D. Joana da Silva.

Court sentence validating a contract established between Gil Eanes da Costa and the nuns of the convent of Nossa Senhora of Almoster. Contains copies of an apostolical bull and a court sentence issued on 1543-03-17.

Court sentence judging the plaintiff, not named, as the rightful successor of the entail of D. Gil Eanes da Costa and D. Joana da Silva, because he is the eldest male son of D. João Mascarenhas and D. Maria da Costa, the daughter of D. António da Costa and last administrator. The plaintiff is forced to annex to the entail, within six months, part of the assets that his mother and grandfather should have entailed. It condemns D. Nuno da Costa, defendant and his younger brother, to relinquish to him the entailed assets with their income generated since the contested lawsuit. The defendant claimed to be the rightful successor of this entail because his brother, the plaintiff, is already the administrator of the entail of a public debt instrument of 100.000 réis founded by Gil Eanes da Costa. It also excludes from the succession D. João da Costa, qualified opponent, who claimed that the plaintiff and defendant are sons of an excluded daughter, since the entail is from agnation.

Donation deed by which D. Gil Eanes da Costa, for the fulfillment of the marriage contract with D. Joana da Silva, gives a public debt instrument, in the amount of 100 000 réis, paid at the Távola da Ribeira de Santarém, to D. Álvaro da Costa, their eldest son. After his death, they must remain with the administrator of the entail that he established with D. Joana da Silva.

Entail foundation deed by D. Gil Eanes da Costa and D. Joana da Silva, his wife. They entail their third parts and appoint D. António, their eldest male son, first administrator, to be succeded by his brothers in order of birth, and only afterwards by D. António's children. The institutors and successors would be buried in the chancel of the convent of Almoster, as stated in a contract signed with the abbess and convent. They appoint the administrator of the entail patron of that chapel. The obligation of the institution of the entail was included in the marriage contract of the institutors.

Exemplification of a certificate of a land measurement deed of the assets of the entail instituted by D. Gil Eanes da Costa and D. Joana da Silva, his wife, made by Jorge Cotrim, tabelião de notas in Santarém, at the request by D. António da Costa.

Exemplification of a certificate of a land measurement deed of the assets of the entail instituted by D. Gil Eanes da Costa and D. Joana da Silva, his wife, made by Jorge Cotrim, tabelião de notas in Santarém, at the request by D. António da Costa.

Exemplification of an entail foundation deed of D. Gil Eanes da Costa and D. Joana da Silva, his wife, and other documentation relating to the foundation of the same entail, made by Jorge Cotrim, tabelião de notas in Santarém, at the request of D. António da Costa, to register it at Torre do Tombo.

Documents produced by the entail.

Grace warrant following a petition presented by D. Gil Eanes da Costa and D. Joana da Silva, his wife, authorizing that, if the petitioners instituted an entail with the declared conditions, their children who succeeded them in the administration were obliged to annex to him the assets of their legitimate parties.

Instrumento de satisfação de legítima e anexação das terças, by which D. António, D. João and D. Gil Eanes undertake to annex their legitimate parts to the entail instituted by D. Gil Eanes da Costa and D. Joana da Silva, their parents, according to the institution.

Land measurement deed of the assets of the entail instituted by D. Gil Eanes da Costa and D. Joana da Silva, his wife, located in and around Lisbon.
Contains a letter of attorney passed by D. António da Costa to Manuel Tavares.

Land measurement deed of the assets of the entail instituted by D. Gil Eanes da Costa and D. Joana da Silva, his wife, located in and around Santarém.
Contains a letter of attorney passed by D. António da Costa to Manuel Tavares.

Torre do Tombo exemplified original.