294 
I N D E X. 
citement of galvanic electricity. By 
Wm. Henry, 259. 
Oxides of tin, 122. 134. 125. 
• -, combinations of, with saline 
bases, ISO. 
ditto, with sulphur, 162. 
P. 
Phenomenon produced by the stibiates 
and stibites, in the combustion of 
metallic compounds, 46. 
«- — — - of shooting or falling 
stars, in reply to Mr. Farey, 61. 
of a drowned man form- 
ed in the ice at Halnakar park. By 
Sir George Cayley, 167, and by W. 
N. 83. 
Practical illustrations on the methods 
of computation used by Z. Colburn. 
By M. S. Ellis, 16. 
Preparation, on the, of forest trees for 
immediate use, and increasing the 
duration of timber. By Captain Lay- 
man, 51. 
Precursor to an expos£, on forest trees, 
79. 
Plants, seeds of, on the formation of, 
&c. By Mrs. Agnes Ibbetson, 19. 
, perception and sensation of. 
By T.B. 49. 
R. 
R. B. on the conducting power of 
bodies for electricity, and the effects 
of points, 134. 
Reaping machine, 170. 
Remarks and results on meteorological 
Journal. By L. Howard, 7. 132. 
174 . 228 . 
Remarks on the elucidations of the 
methods of computation med by Z. 
Cclbufn. ByS. Ellis, 9. 16. 
Reply to Mr. Farey on the phenomenon 
of shooting stars, 61. 
Remarks on summer birds of passage, 
and on migration in general. By John 
Gough, 199: Table of birds, 209. 
Report on a memoir of M. Bernard, 
relating to the physical and chemical 
properties of the different rays 
which compose the solar light. By 
Berthollet, Chaptal, and Biot, 250. 
Romford, Count, his enquiries relative 
to the structure of wood, the specific 
gravity of its solid parts, and the 
quantity of liquid and elastic fluid 
contained in it under various cir- 
cumstances, the quantity of charcoal 
to be obtained from it; and tbe 
quantity of heat produced by its 
combustion, 95. 
, on the qualities of water 
attracted from the atmosphere, by 
woods cf various species after being 
perfectly dried, ibid. 
— — , on the species of wood and 
weight, 96. 
, on the quantity of charcoal 
to be obtained, 100. 
— , on the quantities of heat 
developed' in the combustion, 105. 
■ ditto of birch wood, 108. * 
— ditto of different woods, 111, 
• — , on the quantity of heat lost 
in the carbonization of wood, 115. 
S. 
Salts, soluble, and insoluble, the decom- 
position of. By M. Dulong, 271. 
