Chapter
1 V | mean altitude of 27,000 feet. After him Hevelius, an
2 V | highest elevations to 15,000 feet; but the calculations of
3 V | them up again to 21,000 feet.~At the close of the eighteenth
4 V | assigned a height of 11,400 feet to the maximum elevations,
5 V | to little more than 2,400 feet. But Herschel’s calculations
6 V | which six exceed 15,000 feet, and twenty-two exceed 14,
7 V | twenty-two exceed 14,400 feet. The highest summit of all
8 V | towers to a height of 22,606 feet above the surface of the
9 VII | distance, any objects sixty feet square would be perfectly
10 VII | projectile a diameter of sixty feet?”~“Not so.”~“Do you intend,
11 VII | diameter of more than nine feet.”~“So, then,” cried J. T.
12 VII | need not be more than nine feet in diameter.”~“Let me observe,
13 VII | volume, an iron ball of nine feet in diameter would be of
14 VII | would require sides of two feet thickness, or less.”~“That
15 VIII | the earth, it falls five feet in the first second; and
16 VIII | not exceeded twenty-five feet in length. We shall therefore
17 VIII | proportion for a projectile nine feet in diameter, weighing 30,
18 VIII | hundred and twenty-five feet, and a weight of 7,200,000
19 VIII | construct a gun of nine hundred feet.”~The general and the major
20 VIII | it?”~“A thickness of six feet,” replied Barbicane.~“You
21 VIII | gun with a bore of nine feet and a thickness of six feet
22 VIII | feet and a thickness of six feet of metal.”~“In a moment,”
23 IX | space of about 20,000 cubic feet; and since the contents
24 IX | not exceed 54,000 cubic feet, it would be half full;
25 IX | into twenty-seven cubic feet, the whole quantity will
26 IX | height of more than 180 feet within the bore of the Columbiad.
27 IX | will have more than 700 feet of bore to traverse under
28 X | anything to beat this 900-feet Columbiad? What armor-plate
29 X | casting a cannon of 900 feet is impracticable, and cannot
30 XIII | from fifteen to eighteen feet long. Maston courageously
31 XIII | situated eighteen hundred feet above the level of the sea,
32 XIV | a cannon measuring nine feet in its interior diameter,
33 XIV | its interior diameter, six feet thick, and with a stone
34 XIV | revetment of nineteen and a half feet in thickness. We have, therefore,
35 XIV | therefore, a well of sixty feet in diameter to dig down
36 XIV | a depth of nine hundred feet. This great work must be
37 XIV | you have 2,543,400 cubic feet of earth to excavate in
38 XIV | round numbers, 2,000 cubic feet per day. That which would
39 XIV | Hill, a circular hole sixty feet in diameter. The pickaxe
40 XIV | this earth succeeded two feet of fine sand, which was
41 XIV | down to a depth of four feet. Then the iron of the picks
42 XIV | depth of six and a half feet and the work of the masonry
43 XIV | kind of well twenty-one feet in diameter. When this work
44 XIV | thickness. At every two feet which the hole gained in
45 XIV | lapse of time, namely, 112 feet. This depth was doubled
46 XIV | attained the depth of 900 feet. At the bottom the masonry
47 XIV | massive block measuring thirty feet in thickness, while on the
48 XV | reverberating ovens, each six feet in diameter, and separated
49 XV | by an interval of three feet. The circumference occupied
50 XV | coincident axis, a cylinder 900 feet high, and nine feet in diameter,
51 XV | 900 feet high, and nine feet in diameter, which should
52 XV | thus form the walls six feet in thickness. This cylinder,
53 XV | noise into a depth of 900 feet. It was an exciting and
54 XVI | burned the soles of the feet within a radius of two hundred
55 XVI | a radius of two hundred feet round the summit of Stones
56 XVI | which iron plates sixty feet thick would have been ineffectual,
57 XVI | repast, served nine hundred feet beneath the surface of the
58 XVIII | invariably by falling on his feet, like those little figures
59 XIX | then, one fine day, on two feet; then in a carriage; then
60 XX | exceeding a few hundred feet in height.”~“In any case
61 XXI | gigantic catalpa twenty feet off appeared, half-veiled
62 XXII | height of about a thousand feet, and with a graceful curve
63 XXIII | filled to the depth of three feet with a bed of water, intended
64 XXIV | any object exceeding nine feet in diameter.~At the period
65 XXIV | Herschel, was thirty-six feet in length, and had an object-glass
66 XXIV | an object-glass of four feet six inches; it possessed
67 XXIV | this tube is forty-eight feet, and the diameter of its
68 XXIV | of its object-glass six feet; it magnifies 6,400 times,
69 XXIV | objects of less than sixty feet in diameter, unless they
70 XXIV | dealing with a projectile nine feet in diameter and fifteen
71 XXIV | in diameter and fifteen feet long, it became necessary
72 XXIV | would require to be 280 feet in length, and the object-glass
73 XXIV | the object-glass sixteen feet in diameter. Colossal as
74 XXIV | moderate altitude of 5,600 feet.~On the west, however, rise
75 XXIV | still does not exceed 10,700 feet. With this elevation, nevertheless,
76 XXIV | snow for more than 10,000 feet in height, after crossing
77 XXIV | the air to a height of 280 feet. It was raised by means
78 XXVII | spectator remained on his feet! Men, women children, all
79 XXVII | mass, was pitched back 120 feet, shooting like a projectile
80 XXVIII| Columbiad cast in iron, 900 feet long, and run perpendicularly
81 I | put our heads down and our feet in the air, like the clowns
82 I | the bottom of a gun 900 feet long! And under this projectile
83 II | be able to get on their feet. But first let us light
84 II | weakness, and he rose to his feet. He listened. Outside was
85 II | flying from under their feet, the travelers had lost
86 III | superficies of fifty-four square feet. Its height to the roof
87 III | height to the roof was twelve feet. Carefully laid out in the
88 IV | who was the first on his feet, climbed to the top of the
89 IV | my head, beginning at my feet, before they could have
90 VIII | on their shoulders. Their feet no longer clung to the floor
91 VIII | to the moon.”~“Then our feet will be upon the roof,”
92 VIII | you will rise eighteen feet high.”~“But we shall be
93 VIII | be at least two hundred feet high.”~“By Jove!” exclaimed
94 IX | occupied no less than three feet in depth, and spread over
95 IX | less than fifty-four square feet. Besides, the cistern did
96 X | having a diameter of thirty feet are seen very distinctly.
97 XII | rose to a height of 10,600 feet above the surface of the
98 XII | ringed mountain nine thousand feet high, and one of those circles
99 XIII | not been more than 25,000 feet.~This, however, is an exact
100 XIII | this point, under their feet, rose Mount Helicon, 1,520
101 XIII | rose Mount Helicon, 1,520 feet high, and round about the
102 XIII | predominant at a height of 5,550 feet with its elliptical crater,
103 XVII | attains an altitude of 24,600 feet.~But the projectile was
104 XVII | heights defile under their feet, piercing the cavities with
105 XVII | rose to a height of 17,400 feet the annular mountain of
106 XVII | rising to a height of 21,300 feet, seemed to be impassable.~
107 XVII | height is estimated at 22,950 feet. The travelers, at a distance
108 XVII | overlooked by a peak 15,000 feet high.~Around the plain appeared
109 XVII | from a height of 15,000 feet. It is a group of Mont Blancs,
110 XVII | be higher by 300 or 400 feet to the west than to the
111 XVII | central mountain of 1,500 feet. A vast circle, in which
112 XIX | height of which is only 200 feet, will arrive on the pavement
113 XX | its surface of only nine feet in diameter. Very well;
114 XX | a deafening roar!~A few feet nearer, and the Susquehanna
115 XXI | measured two hundred and eighty feet in depth.~It was on a narrow
116 XXI | of two hundred and eighty feet! Belfast, dismayed, rushed
117 XXII | projectile being 20,000 feet under the water! And if
118 XXII | terrible shock which 20,000 feet of water had perhaps not
119 XXII | without danger, for at 20,000 feet below the surface of the
120 XXII | which emerged five or six feet out of water. This buoy
121 XXII | scuttle was actually five feet above the water.~A boat
122 Not | are simply omitted, with “feet” inserted for “meters” without >
123 Not | myriameter = 10 km >fathom = 6 feet; league ~ 3 miles, but don’
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