Chapter 42 Doctor Ferguson’s first care was to take his bearings by stellar observation, and he discovered that he was scarcely twenty-five miles from Senegal. “All that we can manage to do, my friends,” said he, after having pointed his map, “is to cross the river; but, as there is neither bridge nor boat, we must, at all hazards, cross it with the balloon, and, in order to do that, we must still lighten up.” “But I don’t exactly see how we can do that?” replied Kennedy, anxious about his fire-arms, “unless one of us makes up his mind to sacrifice himself for the rest—that is, to stay behind, and, in my turn, I claim that honor.” “You, indeed!” remonstrated Joe; “ain’t I used to —” “The question now is, not to throw ourselves out of the car, but simply to reach the coast of Africa on