Copper engraving, 11 x 15 cm, engraved by Girolamo Porro, set in descriptive Italian text with woodcut headpiece and historiated initial, trivial spotting, black and white. First published in 1572, our example of Porcacchi’s map of Constantinople is from the second edition of L’Isole piu famose del Mondo, one of the most beautifully engraved of the Italian Isolaria or Island books.