302 Scientific Intelligence. 
entitled his address, “Steps toward a kinetic een of matter,” 
aspire in it, in his masterly and suggestive way, the manner 
which the properties of matter, especially elasticity, may be 
ne yrsaoner! for on the kinetic theory. Sir Henry E. Roscoe, as 
President of the Chemical Section, reviewed with great ability 
the progress of chemical theory, from the death of Berzelius, in 
1848, to the present, and closed with a valuable wat aie: ys 
P hysical questions now pressing on the chem Mr. 
lanford addressed the Geological Section on the: "« Correlations 
of geological formations ;” Professor Moseley the Biological 
y 
Section, on “The physiology of deep-sea life ;” General Sir J. 
H. Lefroy, the Geographical Section, on ‘Recent geographical 
;” Sir Richard Temple, ‘the Section of Econo 
disc 
a and Statistics, on “The eadial statistics of the British 
pire ;” Sir Fredk. J. Bramwell, the Mechanical Section, on 
bs gee fel of mechanical science to other sciences,” and Dr. 
. B. Tylor, the Se Section, on “Some American 
Me of anthropolo 
cable,” “On a galvanometer ak twent ee “On the colors © 
ie ink “On Clark’s standard cells ;” by Sit Wn. 
cooling in a vacuum ;’ xe rofessor Shuster, “On the influence 
of magnetism on the discharge of he sy 3 gases; ¥Y 
Professor Fitzgerald, “On an analogy b en heat and elec- 
tricity ;” by Pr ofessor Rowla nd, ou * ere cgnigvels in photo- 
graphing the solar spectrum,” and Rev. S. J. Perry, “On the 
spot-spectrum from D to B;” by Professor Chandler Roberts, 
“On the diffusion of metals 3 by Professor Michelson, on “ The 
velocity of light in carbon disulphide and has difference of the 
velocities of red and blue light in the sam W. H. 
“On the law regulating the connecti ci beeween current and 
intensity = py ager of carbon filaments in glow lamps ;” and 
by Profe sex P. ompson, on “The equations of dynam 
saat a ‘machine 
Am the pa ml rs of “re in the Chemical Section were those 
by Dr. "Wole ott Gibbs, “On complex inorganic acids;” b Sir 
Hen ry Roscoe, “On ’ the diamondiferous deposits : 
Africa ;” by Professors Liveing and Dewar, “ Spectroscople 
studies of explosions ;” by Professor Dewar, “On the liquefae” 
tion of en tar and on the density of liquid hydrogen ;” by = 
H. B Dixon, “Experiments on gaseous combustion,” and “ On 
the maken: of explosions in gases ;” by Dr. W. H. Perkin, sc 
pate ‘ pee ? 7 5 ES 
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