Note 112 — A JOURNAL OF THE FIRST VOYAGE OF VASCO DA GAMA IN 1497-99.
Ernest Georg Ravenstein translation
This was Pemba, which, owing to its deep bays, appeared to consist of a number of islands. Its distance from the mainland is only 30 miles (9 leagues), its length 37 miles. The trees of that island still supply masts for native vessels (Note by Sir J. Kirk).