BOOK II
.
AN ACCOUNT OF THE WORLD AND THE ELEMENTS.
CHAP.
1. Whether the world be finite, and whether there be more than one world 13
2. Of the form of the world 16
3. Of its nature; whence the name is derived _ib._
4. Of the elements and the planets 18
5. Of God 20
6. Of the nature of the stars; of the motion of the planets 25
7. Of the eclipses of the moon and the sun 34
8. Of the magnitude of the stars 35
9. An account of the observations that have been made on the heavens by different individuals 36
10. On the recurrence of the eclipses of the sun and the moon 38
11. Of the motion of the moon 40
12. Of the motions of the planets and the general laws of their aspects _ib._
13. Why the same stars appear at some times more lofty and at other times more near 42
14. Why the same stars have different motions 47
15. General laws of the planets 48
16. The reason why the stars are of different colours 49
17. Of the motion of the sun and the cause of the irregularity of the days 50
18. Why thunder is ascribed to Jupiter 51
19. Of the distances of the stars 52
20. Of the harmony of the stars _ib._
21. Of the dimensions of the world 53
22. Of the stars which appear suddenly, or of comets 55
23. Their nature, situation, and species 56
24. The doctrine of Hipparchus about the stars 59
25. Examples from history of celestial prodigies; _Faces_, _Lampades_, and _Bolides_ _ib._
26. _Trabes Cælestes_; _Chasma Cæli_ 60
27. Of the colours of the sky and of celestial flame _ib._
28. Of celestial coronæ 61
29. Of sudden circles 62
30. Of unusually long eclipses of the sun _ib._
31. Many suns _ib._
32. Many moons 63
33. Daylight in the night _ib._
34. Burning shields _ib._
35. An ominous appearance in the heavens, that was seen once only _ib._
36. Of stars which move about in various directions 64
37. Of the stars which are named Castor and Pollux _ib._
38. Of the air, and on the cause of the showers of stones 65
39. Of the stated seasons 66
40. Of the rising of the dog-star 67
41. Of the regular influence of the different seasons _ib._
42. Of uncertain states of the weather 69
43. Of thunder and lightning _ib._
44. The origin of winds 70
45. Various observations respecting winds 71
46. The different kinds of winds 73
47. The periods of the winds 75
48. Nature of the winds 77
49. Ecnephias and Typhon 79
50. Tornadoes; blasting winds; whirlwinds, and other wonderful kinds of tempests 80
51. Of thunder; in what countries it does not fall, and for what reason _ib._
52. Of the different kinds of lightning and their wonderful effects 81
53. The Etrurian and the Roman observations on these points 82
54. Of conjuring up thunder 83
55. General laws of lightning 84
56. Objects which are never struck 86
57. Showers of milk, blood, flesh, iron, wool, and baked tiles 87
58. Rattling of arms and the sound of trumpets heard in the sky 88
59. Of stones that have fallen from the clouds. The opinion of Anaxagoras respecting them _ib._
60. The rainbow 89
61. The nature of hail, snow, hoar, mist, dew; the forms of clouds 90
62. The peculiarities of the weather in different places 91
63. Nature of the earth _ib._
64. Of the form of the earth 94
65. Whether there be antipodes? _ib._
66. How the water is connected with the earth. Of the navigation of the sea and the rivers 97
67. Whether the ocean surrounds the earth 98
68. What part of the earth is inhabited 100
69. That the earth is in the middle of the world 102
70. Of the obliquity of the zones _ib._
71. Of the inequality of climates _ib._
72. In what places eclipses are invisible, and why this is the case 104
73. What regulates the daylight on the earth 105
74. Remarks on dials, as connected with this subject 106
75. When and where there are no shadows 107
76. Where this takes place twice in the year and where the shadows fall in opposite directions 108
77. Where the days are the longest and where the shortest _ib._
78. Of the first dial 109
79. Of the mode in which the days are computed 110
80. Of the difference of nations as depending on the nature of the world _ib._
81. Of earthquakes 111
82. Of clefts of the earth 112
83. Signs of an approaching earthquake 114
84. Preservatives against future earthquakes _ib._
85. Prodigies of the earth which have occurred once only 115
86. Wonderful circumstances attending earthquakes 116
87. In what places the sea has receded _ib._
88. The mode in which islands rise up 117
89. What islands have been formed, and at what periods 118
90. Lands which have been separated by the sea 119
91. Islands which have been united to the main land _ib._
92. Lands which have been totally changed into seas _ib._
93. Lands which have been swallowed up 120
94. Cities which have been absorbed by the sea _ib._
95. Of vents in the earth 121
96. Of certain lands which are always shaking, and of floating islands 122
97. Places in which it never rains 123
98. The wonders of various countries collected together _ib._
99. Concerning the cause of the flowing and ebbing of the sea 124
100. Where the tides rise and fall in an unusual manner 127
101. Wonders of the sea 128
102. The power of the moon over the land and the sea _ib._
103. The power of the sun 129
104. Why the sea is salt _ib._
105. Where the sea is the deepest 130
106. The wonders of fountains and rivers 131
107. The wonders of fire and water united 138
108. Of Maltha 138
109. Of naphtha 139
110. Places which are always burning _ib._
111. Wonders of fire alone 141
112. The dimensions of the earth 143
113. The harmonical proportion of the universe 147
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