Scale: circa 1:7,000,000. Printed, blue back chart of the Indian Ocean. Manuscript tracks in pencil. Blue back with bound edges Insets: 1. Cargados Carojos 1:500,000 (bar); 2. Coetiny 1:200,000 (bar); 3. Rodriques 1:500,000 (bar); 4. Wood Island 1:350,000 (bar); 5. Farquhar Passage 1:800,000 (bar); 6. Reunion 1:500,000 (bar); 7. Tromelis 1:60,000 (bar); 8. Saint Paul 1:75,000 (bar); 9. Saint Denis 1:65,000 (bar)