Chapter

 1 I      |     problem: Given the number of miles travelled by the doctor
 2 I      |         radii?—or, the number of miles traversed by the doctor’
 3 IV     |          and thirty geographical miles below the equator.~From
 4 IV     |        penetrate fifteen hundred miles into the interior of Africa.~
 5 IV     |          three hundred and fifty miles distant. He therefore advanced
 6 IV     |   hundred and sixty geographical miles, were gained.~Many travellers
 7 IV     |    mountain-ranges three hundred miles from the coast. These were
 8 IV     |          more than three hundred miles, going as far as Lake Okeracua,
 9 V      |  scarcely one hundred and twenty miles—in other words, a nothing.”~“
10 VIII   |        hundred—say four thousand miles. Well, at the rate of two
11 VIII   |         of two hundred and forty miles every twelve hours, which
12 VIII   |       than two hundred and forty miles per hour.”~“You see, then,
13 XI     |     width of which is but thirty miles.~It has a large trade in
14 XII    |         a little more than eight miles, very visibly neared the
15 XII    |         with the speed of twelve miles per hour, and soon were
16 XII    |        or one hundred and twenty miles, to the westward.~Kennedy
17 XIII   |         no longer be seen. Fifty miles away to the westward, Mount
18 XIII   |    blowing at the rate of twenty miles an hour, but the aeronauts
19 XIV    |         And, in fact, there, two miles from where they were, they
20 XIV    |       that immense clearing, ten miles in extent, with its villages
21 XIV    |        been bearing about thirty miles to the northwest during
22 XIV    |       huge round rock nearly two miles in extent, like an immense
23 XIV    |       was then about one hundred miles from Kazeh, an important
24 XIV    |          at the rate of fourteen miles per hour, and the guidance
25 XIV    |          three hundred and fifty miles from the coast.~“We left
26 XIV    |        five hundred geographical miles. Captains Burton and Speke
27 XVI    |       from thirty to thirty-five miles an hour; the undulating
28 XVII   |       have more than six hundred miles to make before we get to
29 XVII   |         the horizon, about three miles away, on the north of the
30 XVIII  |          at the rate of eighteen miles per hour.~The doctor had
31 XVIII  |   hundred and sixty geographical miles. He swept along over many
32 XVIII  |       might measure about ninety miles in breadth, and at its southern
33 XVIII  |          longitude, about twenty miles from the shore.~The travellers
34 XVIII  |    excessive, approaching thirty miles per hour.~The waters of
35 XVIII  |       plains.~“We are not ninety miles from Gondokoro,” said the
36 XVIII  |         map, “and less than five miles from the point reached by
37 XIX    |        three hundred and fifteen miles.~But this latter part of
38 XX     |          rate of at least thirty miles an hour. Lean over, and
39 XX     |         of one hundred and fifty miles.~
40 XXIII  |          balloon had made ninety miles to the westward, and was,
41 XXIII  |    direct line, fourteen hundred miles from Zanzibar.~
42 XXIV   |      balloon had not made thirty miles.~If there had been no lack
43 XXIV   |          had advanced only a few miles.~“We cannot go any faster,”
44 XXIV   |      balloon had not made twenty miles during that whole burning
45 XXIV   |          more than three hundred miles from the Gulf of Guinea;
46 XXIV   |       gone a distance of fifteen miles, having expended, as on
47 XXVI   | preceding day did not exceed ten miles, and, to keep it afloat,
48 XXVI   |        What difference did sixty miles to the rear make in this
49 XXVI   |     hundred feet to that of five miles; his starting-point remained
50 XXVI   |           or nearly five hundred miles from Lake Tchad, and more
51 XXVI   |       and more than four hundred miles from the western coast of
52 XXVI   |       him, and pushed on several miles to the westward. Once in
53 XXVII  |         of two hundred and forty miles!~The car was at once ballasted,
54 XIX    |      degrees, or, counting sixty miles to each, about fifteen hundred
55 XIX    |      each, about fifteen hundred miles in all.”~“A nice little
56 XIX    |       balloon halted about forty miles from Yola, and ahead of
57 XXX    |        river Shari, which eighty miles farther on rolled its impetuous
58 XXXI   |     about one hundred and twenty miles.”~“It will spice our trip
59 XXXI   |        them with a run of thirty miles or so!”~“You can do that,
60 XXXII  |          space of seven or eight miles.~The doctor, who was somewhat
61 XXXII  |   suddenly swept them some forty miles over the surface of Lake
62 XXXII  |      After a sweep of some sixty miles the Victoria halted on a
63 XXXIII |        away at a speed of twenty miles per hour.~The doctor continued
64 XXXIII |          balloon had gone ninety miles. It then fell in with a
65 XXXIII |        them eastward about sixty miles. It next floated over a
66 XXXIV  |    hurricane carry me a thousand miles to the northward, I will
67 XXXIV  |    traversed a distance of sixty miles in three hours, without
68 XXXV   |         a stretch of five or six miles by no means disconcerted
69 XXXV   |          to push on about twenty miles to the westward.~His body
70 XXXVI  |       throng is some nine or ten miles from us at least, and on
71 XXXVI  |      going at the rate of twenty miles per hour, and no horse can
72 XXXVI  |          us wait!”~Three or four miles more were quickly gained
73 XXXVI  |         We are not more than two miles from them, and provided
74 XXXVI  |        made a run of two hundred miles since rescuing Joe, it passed
75 XXXVII |            One hundred and fifty miles at least.”~“In that case,”
76 XXXVII |         of two hundred and fifty miles, the Victoria halted over
77 XXXVII |       night, descended about two miles above Aghades, in a field
78 XXXVIII|      over one hundred and eighty miles of a long and monotonous
79 XXXVIII|    nocturnal trip of about sixty miles, the gentle slumbers of
80 XXXVIII|         still about four hundred miles to the westward.~“And how
81 XXXVIII|       never travel more than two miles per hour, and always rest
82 XXXVIII|    desert more than nine hundred miles in breadth.”~But the Victoria
83 XXXVIII|    course of twenty-five hundred miles, the Niger has scattered
84 XXXVIII|           travelled five hundred miles with a slave-merchant, reconnoitred
85 XXXVIII|      Timbuctoo, and perish a few miles above it, by strangling,
86 XLIX   |   advanced more than two hundred miles to the westward, and our
87 XLIX   |         and the city is not five miles from here!”~“Then, sir,
88 XLIX   |          that time she was sixty miles to the southward of Timbuctoo,
89 XL     |       thick, opaque, and several miles in extent, came on with
90 XL     |       out only for a few hundred miles, and we shall arrive without
91 XLI    |      than one hundred and twenty miles; they were worn out with
92 XLII   |         was scarcely twenty-five miles from Senegal.~“All that
93 XLIII  |        had made scarcely fifteen miles to the westward.~The doctor
94 XLIII  |    Senegal must be about a dozen miles distant. At his present
95 XLIII  |          friends!”~And about two miles ahead of them, there was
96 XLIII  |     Talabas reappeared about two miles to the northward, and the