Scale: circa 1:7,500,000. Printed chart of the South Atlantic Ocean with coasts of Africa and South America. Blue backed chart in two parts, joined. With six insets and six coastal elevations. Manuscript tracks in blue and pencil Insets: 1. Rio de Janeiro 1:110,000 (bar); 2. Pernambuco 1:65,000 (bar); 3. Stanley Harbour; 4. Anchorage off NW side of Ascension Island 1:25,000 (bar); 5. Anchorage of NW side of St Helena 1:55,000 (bar); 6. Table and False Bays 1:500,000