Leip me tall 


INDEX II. 
Godwin (John) on an improved cast-iron 
sleeper for railways, 127. 
Gold, Should our standard of value be 
maintained if gold becomes depreciated 
in consequence of its discovery in Au- 
stralia and California?, 116. 
Graham (Prof. T.) on the principle of the 
endosmose of liquids, 36. 
Grainger (John) on the shells found in 
the alluvial deposits of Belfast, 43; 
catalogue of the shells found in the 
alluvial deposits of Belfast, 74. 
Granite blocks, on the disposition of, in 
Argyllshire, 43 ;' on the changes occa- 
sioned during the cooling of the, of 
Mont Blane, 7b.; on some peculiarities 
of, in certain points of the Pyrenees, 
62; on certain furrows and smoothings 
_on the surface of, caused by drift sand 
at the Cape of Good Hope, 61. 
Graphite batteries, on, 132. 
Graphite, on the occurrence of, at Almor- 
' ness Head, 50. 
Grattan (John), notes upon a collection of 
Irish crania, 84. 
Greensand of the N. of Ireland, on the 
phosphatic nodules of the, 36. 
Griffith (Richard) on the lower members 
of the carboniferous series of Ireland, 
46; on the geology of Ireland, 47. 
Hamilton (Sir W. R.) on biquaternions, 2. 
Hamilton (Dr. Mathie) on the Lobos 
Islands, 75. ; 
Hancock (Professor), Should our gold 
standard of value be maintained if gold 
becomes depreciated in consequence of 
its discovery in Australia and Cali- 
_ fornia?, 116; are there any impedi- 
~ ments to the competition of free labour 
with slave labour in the West Indies ?, 
117. 
Harbours, design for safety, 129.° 
Harkness (Robert) on the fossil remains 
of the lower Silurians of the south of 
Scotland, and their position, 48; on 
- the occurrence of graphite at Almor- 
ness Head, Kirkcudbrig'stshire, 50. 
Heat, 2; on the sources of, by the gal- 
. .vanic battery, 16; on the amount of, 
“produced by the combination of seve- 
ral metals with oxygen, 39. 
Helicograph, on Penrose and Bennett’s 
- sliding, 129. 
‘Hennessy (Henry) on the connexion be- 
__ tween geological theories and the theory 
of the figure of the earth, 21; on the 
___ researches of German geologists, 51, 
Henry (Prof.), letter from, to Colonel Sa- 
bine, on the plan adopted by the Smith- 
~ 
139 
sonian Institution for investigating the 
meteorology of N. America, 26. 
Heywood (James), statistics of the reve- 
nues of the University and some of the 
Colleges of Oxford, compiled from the 
report of the Oxford University com- 
mission, 118. 
Himalaya Mountains, on the geology of 
a portion of the, 62. 
Hincks (Rev. Edward) ou the ethnologi- 
cal bearing of the recent discoveries in 
connexion with the Assyrian inscrip- 
tions, 85; on the forms of the personal 
pronouns of the two first persons in the 
Indian, European, Syro-Arabic and 
Egyptian languages, 88; on certain 
ancient mines, 110. 
Hincks (Rev. Prof.) on” an anomaly of 
the Trifolium repens, 66. 
Hincks (Rev. Thomas) on a peculiar or- 
gan which occurs on some of the marine 
Bryozoa, and which appears to indicate 
a difference of sex, 75. 
Hodges (Prof. J. F.) on the phosphatic 
nodules of the greensand of the N. of 
Treland, 36. 
Hodgkin (Dr.), description of a Samoied 
family seen at Archangel, in a letter 
to, 84. 
Holden (Mr.) on the progress of the sewed 
muslin manufacture in Ireland, 118. 
Homoiozoic belts, on the, 78. 
Homologies of the cranial vertebrze, on 
the, 78. 
Hooper (Lieut. W. H. H.) on the aurora, 
26. 
Hymenocaris, new genus, 58. 
Hyndman (George C.) on a new species 
of Acaleph from Belfast Bay, 77. 
Huggate, meteorological summary at, for 
1851, 81; on an aurora observed at, 7b. 
Human race, notes on Blumenbach's 
classification of the, &4, 
Hume (Rev. A.), the origin, characteris- 
tics and dialect of the people in the 
counties of Down and Antrim, 89. 
Hwrricanes, on tropieal, 31. 
Huxley (T. H.) on the structure of the 
Ascidians, 76. 
Images, on the form of, produced by lenses 
and mirrors of different sizes, 3. 
Impurity, on the connection of atmosphe- 
ric, with disease, 119. 
India, on the Euphrates line of commu- 
nication with, 104; on the most rapid 
communication with, vid British N. 
America, 114. 
Industry of Paris, on the produetive, 119. 
Iodine, on the estimation of, 37, 
