


INDEX Ii. 
Buist (Dr. G.) on atmospheric daily and 
yearly fluctuations in India, &c., 25; 
on four simultaneous experiments in 
the island of Bombay to determine the 
fall of rain at different heights below 
200 feet, ib. 
Bullets, on the mould for casting conical, 
182. 
Butter, on Irish bog, 35. 
California, Should our gold standard of 
value be maintained if gold becomes 
depreciated in consequence of its dis- 
covery in?, 116. 
Camera, on a manifold binocular, 6. 
-Canal through the isthmus of central 
America, on a ship, 110. 
Canino (the Prince of ), zoological notices, 
72. 
Cantyre, telegraphic communication be- 
tween Great Britain and Ireland by 
the mull of, 128. 
Cape of Good Hope, on certain furrows 
and smoothings on the surface of gra- 
nite, caused by drift sand at the, 61. 
Carboniferous series of Ireland, on the 
lower members of the, 46. 
Cells, on the development of ferment, in 
the warm-water flax steeps, 64. 
Charters (Major) on the Alps in the vi- 
cinity of Mont Blane, 43. 
Chemical combination, on, 39. 
Chemistry, 33; on the application of cer- 
tain optical phenomena to, 39. 
Chesney (Colonel) on the Euphrates line 
of communication with India, 104. 
Chinese language, an account of a treatise 
on arithmetic in the, 1. 
Civilization, on the geographical distri- 
bution of animals in connexion with 
the progress of human, 78. 
Clarke (George) on the evolution of gas 
in Wallsend Colliery, 124. 
Classes, on the neglected and perishing, 
and the means of their reformation, 
115. 
Claudet (A.) on the stereoscopometer, 6 ; 
on 2 manifold binocular camera, 2b. 
Climates, on the mechanical process for 
cooling air in tropical, 128. 
Clyde, on the progress and extent of 
steamboat building in the, 120. 
Coasts, British and Irish, on the distribu- 
tion of the marine algz on the, 65. 
Cochliodus, on the mode of succession of 
the teeth in, 55. 
Cold, on the production of, by mecha- 
nical means, 131. 
Colliery, on the evolution of gas in Walls- 
end, 124, 
137 
Conductors, on the mutual attraction be- 
tween two electrified spherical, 17. 
Cooper (James) on the drainage of the 
middle level of the Bedford level; with 
observations on arterial drainage, 125. 
Copiapo, on the mines of, 53. 
Coprolites, on, 53. 
Crag formations, on, 53. 
Crania, on a collection of Irish, 84. 
Crustacea found at Peterhead, on some, 78. 
Cull (Richard) on the misapplication of 
the terms evolution and development, 
as applied by ethnographical philologists 
to the inflections of a language, 82; 
notes on Blumenbach’s classification of 
the human race, 84. 
Cultra, on the Permian fossils of, 53. 
(Currency in Ireland, on thelaws of the, 115. 
Cyphoniscus, new genus, 59. 
Dead Sea, an attempt to account for nu- 
merous appearances of sudden and 
violent drainage seen on the sides of 
the basin of the, 95; ona ship canal to 
the East Indies, through the, 97. 
Deaf and dumb in Ireland, statistics of 
the, 121. 
Delesse (M. Achille) on the changes oc- 
casioned during the cooling of the gra- 
nite of Mont Blanc, 43. 
Devonian rocks in the S. of Ireland, 51. 
Diamagnetism, on the laws of, 6. 
Diamond, observations on the, 41. 
Dickie (Dr.) on the distribution of the 
marine alge on the British and Irish 
coasts, with reference to the influence 
of the Gulf-stream, 65; on a monstro- 
sity of Bellis perennis, 2b.; on the alti- 
tudinal ranges of plants in the north of 
Ireland, 66; on the distribution and 
habits of Echinus lividus, 72. 
Diffraction, on certain phenomena of, 24. 
Disease, on.the connexion of atmospheric 
impurity with, 119. 
Down, on the geological structure of the 
county of, 42; on the fossiliferous beds 
of, 53. 
Down and Antrim, on the origin, charac- 
teristics and dialect of the people in the 
counties of, 89. 
Drainage of the middle level of the Bed- 
ford level, and on arterial drainage, 125. 
Drawing, on an instrument for, 32. 
Dublin, on the early bills of mortality 
at, 121. : 
Dynamometric machine for measuring 
the strength of textile fabrics and other 
substances, 128. 
Earth, on the connexion between geolo- 
