1 
Contents. 
An optically active tetrahydroquinoline compound. By F. Buckney. 
(Communicated by H. 0. Jones) 
The Ethnology of Modern Egypt. By C. S. Myers .... 
An experiment with a pair of Robison ball-ended Magnets. By G. F. C. 
Searle 
A method of determining the thermal conductivity of Indiarubber. By 
G. F. C. Searle 
A new coloured fluorescent hydrocarbon. By Miss Annie Homer. 
(Communicated by Id. O. Jones) ....... 
The Resolution of Salts of Asymmetric Nitrogen Compounds and Weak 
Organic Acids. By Miss Annie Homer. (Communicated by 
H. O. Jones) 
Dithioxanthoxalanil and its Homologues. By S. Ruhemann 
Note on the influence of extraneous forces upon the proportion of the 
sexes produced by Canaries. By W. Heape ..... 
A curvature method for measuring surface tension. By C. T. R. Wilson 
The tendency to fusion shown by the suboccipital vertebrae. By Professor 
Macalister 
Some points in the anatomy of the peripheral nerves. By E. Barclay- 
Smith 
On an occipital vermian fossa and cerebellar vermian eminence. By 
G. F. Rogers. (Communicated by Professor Macalister) . 
On the mode of formation of the initial cell-wall , the genesis and 
neogenesis of the connecting threads, and the method of connection 
of living tissue cells. By W. Gardiner . 
The (3 rays from Potassium. By N. Campbell . 
The influence of a strong magnetic field on the spark spectra of lead, tin, 
antimony, bismuth and gold. By J. E. Purvis . . i . 
A representation of the exponential function as an infinite product. )By 
G. B. Mathews 
On the transmission of Earthquakes through the Earth (Second paper). 
By Rev. 0. Fisher ; . 
The Selective Absorption of Rontgen Rays. By G. W. C. Ivaye. (Com- 
municated by Prof. J. J. Thomson) ' . 
Parasitic Trees in Southern India. (With Plates I — III.) By C. A. 
Barber. (Communicated by Prof. Seward) . 
On the Longitudinal Impact of Metal Rods with rounded ends. P>y 
J. E. Sears. (Communicated by Prof. Hopkinson) . 
The number of Electrons in an Atom. By Norman Campbell 
Notes on the Structure and Behaviour of the Larva of Anopheles 
maculipennis, Meigen. (Preliminary note.) By A. D. Imks. 
(Communicated by A. E. Shipley) 
Physiology of Plants in the Tropics. By A. M. Smith. (Communicat ed 
by F. F. Blackman) 
Notes on the parasitism of Botrytis. By F. T. Brooks. (Communicat id 
by F. F. Blackman) 
page 
177 
179 
185 
190 
194 
196 
199 
201 
206 
207 
207 
208 
209 
211 
217 
228 
231 
236 
246 
257 
287 
292 
296 
298 
