When the paintings were first seen, Buenaventura saw the influence of Antonio Ponz, and thought maybe the author was El Greco, so he was surprised when he recognized the signing of Palacios.
The couple had two children, and in December 1651, being seriously ill, gave testament, ordering six hundred Masses with other demands, including one for the canonization of St. Maria de la Cabeza, indicating a good financial standard of living.
Along with some unspecified paintings for Nicholas Jacobs, are cited in the will a portrait of Doña Teresa, wife of Joseph Ferriol official of the secretariat of the Indies, and landscape in any number you did to Juan Pastrana, of those still was owed certain amounts.
In addition, to Jerome Gonzalez Bricianos, cashier Manuel Lopez de Salcedo made a large picture of the Virgin and St. Joseph and the Infant Jesus and Eternal Glory to the Father.
Based on style characteristics, some art historians have attributed The Knight's Dream to Palacios, which has been traditionally assigned to Antonio de Pereda.