Will of Lopo Lourenço and his wife Leonor Álvares, ordering, among other dispositions, the foundation of a chapel in the church of São Martinho de Sintra, with an yearly mass obligation of three masses, naming their son Artur Lopes. If any of the entailed properties was sold or dispersed, the administrator and his successors should immediately lose the administration of the entail, that would be transmitted to the Câmara of Sintra to appoint an old man, with more then 40 years, to administer it. A vault should be placed with the institutor’s names on it.