Map of Sumatra in G.B. Ramusio's <i>Delle Navigationi et Viaggi</i>, volume 3.
Giovanni Battista Ramusio or Giacomo Gastaldi
1565
Volume 3 of <i>Delle navigationi et viaggi</i>, 2nd edition (1565) in <a rel="nofollow" class="external text" href="https://archive.org/stream/terzovolumedelle03ramu#page/n1007/mode/thumb">Archive.org</a>