GENERAL INDEX 



Assyrian month, 1, 64; sab- 

 batical days, 1, 65. 



Assyrian scripture, restoration 

 of, 4, 293. 



Assyrio-Babylonian records, of 

 greater historical accuracy 

 than the Egyptian, 1, 59; 

 the discrepancy between the 

 Babylonian and Egyptian 

 years, 1, 65; tablets dealing 

 with magic make up a large 

 proportion of, 1, 70. 



Astrolabe, invented by Joseph 

 and Roderick, and Martin de 

 Bohemia, 7, 19. 



Astrologers, in Babylon they 

 were men of high rank and 

 their office was hereditary, 



1, 67; gave their chief at- 

 tention to the moon, 1, 68. 



Astrology, Two Pseudo Sciences 

 Alchemy and, Chapter VI, 



2, 124. 



Astrology, present-day survival, 

 2, 144; predictions of Lilly, 2, 

 145, George Whartpn, 2, 150; 

 other alleged predictions, 2, 

 I 5 2 I 55> cause of the decline 

 of astrology, 2, 155. 



Astronomer priests, their duty 

 was to predict the rising of 

 the Nile, 1, 39. 



Astronomy, The Successors of 

 Newton in, Chapter I, 3, 3. 



Astronomy, The Progress of 

 Modern, Chapter II, 3, 19. 



Asurbanipal, king of Assyria, 

 his contribution of tablets, 1, 

 67 ; the great library of, in the 

 British Museum, 4, 295. 



Athens, Post-Socratic Science 

 at, Chapter VIII, 1, 178. 



Atherstone, Dr., a mineralogist 

 of Grahamstown who first 

 suspected that stones found 

 in South Africa were dia- 

 monds, 9, 316. 



Atlantic Cable, company formed 

 for the laying of, 8, 33; suc- 

 cess in a large measure due to 

 Lord Kelvin, 8, 33; Sir G. 

 B. Airy declared that such 

 means of communication was 

 impossible, 8, 34; the Aga- 



memnon and the Niagara un- 

 dertake to lay the first cable, 

 8, 34; cable breaks, 8, 36, 

 second attempt made by the 

 same ships, 8, 38; cable again 

 breaks, 8, 39; success at 

 last, 8,39; improved methods 

 and new cables, 8, 40; the 

 cable of '65, 8, 41; the Great 

 Eastern pressed into service, 

 8, 42; cost of gutta-percha 

 used the most expensive 

 single item of expense, 8, 43 ; 

 instrumental aids, 8, 45. 

 Atmosphere, constituents of, 



5, 89; pressure and weight of, 

 shown by Torricelli and Boyle, 



6, 65; Boyle and Mariotte's 

 law, 6, 66; pressure of, shown 

 by experiment with Magde- 

 burg spheres, 6, 66; why 

 human body can support 

 pressure of, 6, 67; use of by 

 windmills, 6, 68. 



Atom, the vortex, speculation 

 about, 5, 216; proof of the 

 existence of, 6, 217; its rela- 

 tion to the electron, 6, 166. 



Atomic weights, 4, 64-67; cu- 

 rious relations between, of 

 various elements, 4, 66; their 

 relations with other charac- 

 teristics, 4, 67. 



Atoms, affinity of, 6, 218; space 

 relations of, 5, 219. 



Attic Period, Greek Science in 

 the Early, Chapter VII, 1, 



J 39- 



Aurora borealis, the, Franklin's 

 explanation of, 3, 173; Eras- 

 mus Darwin's theory of, ibid.; 

 Biot's theory of, 3, 174; sun 

 spots linked with, 3, 175. 



Automatic Couplings, 7, 147. 



Automatic telephone systems, 

 8, 87. 



Automobile, the coming of the, 



7, 156; Cugnot's automobile, 

 7, 158; the automobile of 

 William Murdoch, 7, 158; 

 Trevithick's automobile, 7, 

 159; the attitude of the public 

 toward the steam automobile 

 invented by Mr. Gurney, 



[16!] 



