Scale: Circa 1:2,000,000. Blue back chart with linen backing. 29 views 24 instes. On back in manuscript 'Captn James [Chellew] St Ives Cornwall Insets: 1. The Isles De Los circa 1:85,000; 2.Sierra Leone circa 1:200,000; 3.Entrance to the rivers Foreecarreah, Mellacoree and Scarcies; 4.George Bay [Bahia De Luba] circa 1:200,000; 5.Clarence [Malabo] circa 1:19,200; 6. River Sherbro circa 1:350,000; 7. St Thomas I. [Ilha De Sao Tome] circa 1:750,000; 8. Anna Des Chaves circa 1:125,000; 9 Princes Island [Ilha De Principe] circa 1:300,000; 10. Sto. Antonio Bay circa 1:50,000; 11. West Bay [Baia Des Agules] circa 1:50,000; 12. Anno Bon Island [Pagalu] circa 1:25,000; 13. Anchorage off Anno Bon [Pagalu] circa1:35,000; 14. The River Benin circa 1:200,000; 15. Cape Lopez circa 1:500,000; 16. Rivers Bonny & Calaber circa 1:200,000; 17. Corsico Bay circa 1:500,000; 18. River Congo circa 1:350 000; 19. St Paul De Loando [Porto De Luanda] circa 1:75,000; 20. Benguela Bay circa 1:100,000; 21. Walwich Bay circa 1:95,000; 22. Angra [Pequena] circa 1:200,000; 23. Saldanha circa 1:200,000; 24. Table Bay circa 1:200,000.