618 
INDEX. 
be deduced from the chemical con¬ 
stitution of springs and of sea-water, 
592. 
Daubeny (Dr.), specimen of an Index 
to the Flora of Oxfordshire exhi¬ 
bited by, 606. 
Egerton (Sir P.), remarks on minei'al 
veins, 586. 
Exhibitions at the First Meeting, 91. 
Fielding (G. H.) on a new membrane 
in the eye, 602. 
Forbes (J. D.) on the horary oscil¬ 
lations of the barometer, 86. 
--report upon the recent pro¬ 
gress and present state of meteoro¬ 
logy, 196. 
— -on an improved portable ba¬ 
rometer, 58L 
Gazari (Prof.) on a method of detecting 
the traces of writing which has been 
fraudulently erased, 90. 
Gill (E. W.), notice of his communi¬ 
cation on the state of naval archi¬ 
tecture in Great Britain, 608. 
Greenough (G. B.), remarks on mine¬ 
ral veins, 585. 
— -notice of his valuable materials 
for a geological map of Europe, 583. 
Hamilton (W. R.) on a view of mathe¬ 
matical optics, 545. 
Harcourt (Rev. W. V.), his address, 
containing an exposition of the ob¬ 
jects and plan of the Association, 
17, 21. 
--on an oil-gas lamp, 88. 
Harris (W. S.) on the method of em¬ 
ploying vibrating magnets in the in¬ 
vestigation of the magnetic intensity 
of the earth, 560. 
• -notice of the establishment of 
a register of hourly observations of 
the thermometer in the Dock-yard 
at Plymouth, 579. 
Harvey (G.) on the cultivation of ma¬ 
thematical studies, 58. 
• -notice of the thermometrical 
observations now making at Devon- 
port, 579. 
• -on the state of naval architec¬ 
ture in Great Britain, 607. 
Hawkins(J.J.)on the steel suspension- 
bridge built over an arm of the Da¬ 
nube at Vienna, 608. 
Flemmings (J.) on a new safety-tube 
adapted to the oxhydrogen blow¬ 
pipe, 577. 
Henry (Dr. W.), estimate of the phi¬ 
losophical character of Dr. Priestley, 
60. 
-on the torrefaction of copper 
pyrites, 78. 
Henslow (Rev. J. S.) on the geogra¬ 
phical distribution of the plants of 
Cambridgeshire, 606. 
Herapath (J.) on the velocity of sound, 
559. 
Hodgkinson (E.) on the strength and 
best form of iron beams, 610. 
Hutton (W.) on the Whin Sill of Cum¬ 
berland and Northumberland, 76. 
Johnston (J. F. W.) on vanadium, 78. 
•— -report on the recent progress 
and present state of chemical sci¬ 
ence, 414. 
— c -examination of the sulphuretted 
sulphate of lead from Dufton, 577. 
Knox (R.) on the natural history of 
the salmon, 595. 
Lubbock (J. W.), report on the tides, 
189. 
MacCullagh (J.), notice of his paper 
on the attractions of spheroids, 545. 
Mantell (G.) on the zoological charac¬ 
ters of the Wealden formation, 587. 
Milton (Viscount), his address at the 
First Meeting, 13 ; at the Second 
Meeting, 95. 
Morpeth (Viscount), his address, 43. 
Murchison (R. I.), remarks on Mr. 
Hutton’s paper on the Whin Sill of 
Cumberland and Northumberland, 
76. 
■-on marine shells in the depo¬ 
sits about Preston, 82. 
-delivers the Wollaston medal, 
awarded by the Geological Society, 
to Mr. W. Smith, 99. 
Murphy (R.) on Fourier’s “ Theorie 
de la Chaleur.” 547. 
Osborn (Mr.), notice of the new vol¬ 
canic island, 85. 
