CONTENTS. 
Opening Address. Session 1872-73. By Sir Robert Chris tis on , 
Bart., ........ 2 
On the Philological Genius and Character of the Neo-Hellenic Dialect 
By Professor Blackie, . . . . . .31 
Laboratory Notes. By Professor Tait. Communicated, in his ab- 
sence, by Professor G. Forbes — 
1. On the Delation between Thermal, and Electric, Conduc- 
tivity, . . . . . . .32 
2. On Electric Conductivity at a Red Heat, . . .32 
3. On the Thermo-Electric Properties of Pure Iron, . . 32 
Note on the Rate of Decrease of Electric Conductivity with Increase 
of Temperature. By D. H. Marshall, M.A., Assistant to the Pro- 
fessor of Natural Philosophy. Communicated by Professor Tait, . 33 
Notices of deceased Fellows. By David Milne Home, LL.D., . 34 
On a Question of Arrangement and Probabilities. By Professor Tait, 37 
Laboratory Notes. By Professor Tait — 
1. On the Stiffness of Wires,. . . . . . 44 
2. Preliminary Sketch of the Thermo-Electric Diagram for 
Iron, Gold, and Palladium, . . . .44 
On the Muscles which open and close the Mouth, with some Observa- 
tions on the Active and Passive Condition of Muscles generally. 
By Dr Gamgee, . . . . . . .47 
Observations and Experiments on the Cerebral Hemispheres and 
Corpora Striata of Birds. By Dr M‘Kendrick. Communicated by 
Professor Turner, . . . . . . .47 
Award of Makdougall Brisbane Prize to Professor Allman, . . 48 
Report anent proposed alteration of Laws, . . . .48 
On the Physical Constants of Hydrogenium. I. By James Dewar, 
Esq., . . . . . . .49 
n the supposed Upheaval of Scotland, in its Central Parts, since the 
time of the Roman Occupation. By D. Milne Home, LL.D., . 49 
