Edward John Long Scott, Dictionary of National Biography… (1893)
“ He received from Pedro V of Portugal the knighthood of the Tower and Sword, from Luis I of Portugal the companionship of the same order and the knighthood of the order of Santiago, from the emperor of Brazil the knighthood of the order of the Rose of Brazil, and from the king of Italy the knight commandership of the Crown of Italy, all which honours were bestowed on him in recognition of his publications on the early geographical discoveries of the Portuguese and Italians. ”
