It was thru the Jesuit priest Antonio Sedeño that the use of stone in building was introduced in Manila After the great fire of 1583 where candles for the funeral of the fourth Governor General  Gonzalo Ronquillo de Peñalosa  consumed the then simple San Agustin Church and engulfed much of the other structures within the city  Sedeño proposed to then Bishop Domingo de Salazar to rebuild the episcopal house with the material  adobe from Guadalupe