Notes:

• Critical edition which, according to the publisher, is "the first modern and complete English translation, with extensive notes, all the illustrations from the original French edition, and a complete Verne biography and bibliography."
• P. 293: Note on the Translation; pp. 295-304: Gallery of Heroes (biographical data of travelers in Africa); pp. 305-313: Notes; pp. 315-348: Bibliography; pp. 349-355: Jules Verne, A Biography; p. 357: About the contributors
• Notes by Frederick Paul Walter. Edited by Arthur B. Evans.
• Number line: "5 4 3 2 1"

Translated by Frederick Paul Walter. This translation begins "They had a packed house for the Royal Geographical Society's meeting on January 14, 1862, at 3 Waterloo Place, London. Their president, Sir Francis M-, made a major announcement to his distinguished colleagues during a speech that was frequently interrupted by cheering."