Birds obseryed .in the years 1844-44, near 
“Llanrwst, Denbighshire, on the periodical, 
Aiel: 
wince (De) on certain traces of Roman co- 
lonization in Lancashire, 80. 
Blackwall (John), periodical birds observed 
in the years 1844-45, near Llanrwst, Den- 
bighshire, 63. 
Bode’s (Baron de) insulated compass, 16. 
Boguslawski (M.) on a stand applicable to 
the use of astronomical telescopes, 6. 
Boileau (Sir John, Bart.) on the state of the 
agricultural labourers in the county of Nor- 
folk, 89. 
Bonomi (Joseph) on a gigantic bird sculp- 
tured on the tomb of an officer of the 
household of Pharaoh, 63. 
on an apparatus for measuring and re- 
gistering two dimensions of the human 
frame, 76. 
Boole (George) on the equation of Laplace’s 
functions, 2. 
Booth (Rev. James) on a new method of 
converting rectilinear into rotatory motion, 
Botany, 62. 
, on practical means for the advancement 
sof systematic, 72. 
Boutigny (M.) on the spheroidal state of bo- 
dies, and its application to steam-boilers, 
‘and on the freezing of water in red-hot 
vessels, 27. 
Boys (Rev. M.) on the choice of sites for co- 
Jonial’ towns, 90. 
Buckland (Rev: Dr.) on the agency of land 
‘snails in forming holes and trackways in 
compact limestone, 48. 
on the mechanical action of animals on 
hard and soft substances during the pro- 
gress of stratification, 52. 
Brain, on the communicating fibres of the, 
in reference to thought and action, 84. 
4 Brent (Mr.)on the hejght, weight andstrength 
of man, 80. ! 
Brewster (Sir David) on a new polarity of 
{ 
light, with an examination of Mr. Airy’s 
4 
: 
explanation of it on the undulatory theory, 
BAD i c 
> 
. 
—— on two new properties of the retina, 8. 
—~'on the rotation of minute crystals in 
the cavities of topaz, 9. 
“on the condition of topaz subsequent to 
- the! formation of certain classes of cavities 
‘within it, 9. 
—— on an improved method of taking po- 
» sitive Talbotypes (Calotypes), 10. 
_ + — on fog-rings observed in America, 19. 
_ Brisbane (iieut.-Gen. Sir Thomas M., Bart), 
*yesults of the magnetic and meteorological 
observations at his observatory in 1842, 
“15. 
Britain, on the fossil insects of the secondary 
___ formations of, 58. 
_ — ++) on additions to the marine fauna of, 66. 
f Brooke (Charles) on a new mode of suture, 
__ applicable to plastic operations, 84. 
k 
‘ 
4 
INDEX II, 
99.. 
- 
Brooke (Dr.) on an instrument to assist in 
the discovery of foreign bodies by aus- 
cultation, 56. 
Broun (J. A.) on the results of the magnetic 
and meteorological observations at Sir T. 
M. Brisbane’s observatory in 1842, 15. 
Brown (John) on a gold casting illustrating 
the state of art in New Granada prior to 
the conquest, 78. 
Calebar, on the natives of old, 79. 
Calotypes, on an improvement in the method 
of taking, 10. 
Cambridge, on the geology of the neighbour- 
hood of, 40. 
——, modern deposits connected with the 
drainage of the country in the neighbour- 
hood of, 44. 
——,, on the jaws of the ichthyosaurus from 
the chalk near, 60. 
——,, on the comparative number of degrees 
in at, in the 17th and 19th centuries, 
Cambridgeshire fens, on the turf of the, 75. 
Canter (Dr.) on Malacca guano, 39. 
Caoutchouc, on a new variety of, 32. 
Carter (Mr.) on the jaws of an ichthyosau- 
rus from the chalk in the neighbourhood 
of Cambridge, 60. 
Chalk, on the jaws of the ichthyosaurus from 
the, near Cambridge, 60. 
——,, on the occurrence of the mososaurus in’ 
the Essex, 60. 
Challis (Rev. Prof.) on the aberration of 
light, 9. 
Charities, statistical and historical account of 
the ancient system of public, in London, 
Charlesworth (Edward) on the fossil bodies 
yegarded by M. Agassiz as the teeth of a 
fish, and upon which he has founded his 
supposed genus Sphenonchus, 56. 
on the occurrence of the mososaurus. in 
the Essex chalk, and on the discovery of . 
flint within the pulp-cavities of its teeth,60. 
Chemistry, 27. 
-——, on a natural system of organic, 31. 
Chinese and Indo-Chinese nation, ethnogra-’ 
phy of the, 77. 
Christiania, meteorological observations for 
1844, made at, 19. 
Cilia and ciliary currents of the oyster, on 
the, 66. sit 
Cimbri, on the, 81. 
Clay, on the great brown, of the neighhour- 
hood of Cambridge, 43. 
—, on nodules from the London, 57. 
Coal deposits of the Asturias, on the, 49. 
Coal-mines of the north of Engiand, on 
working and ventilating the, 53. 
Cole (J. F.), description of the lightning and 
thunder on August 16, 1844, at Alten, 19, 
Colonization in Lancashire, on certain traces 
of Roman, 80. 
——,, on the system of, practised by the Irish 
Society, 91. 
HQ 
