720 
Proceedings of the Eoyal Society of Edinburgh. [Sess. 
THIRTEENTH ORDINARY MEETING. 
Monday , 1st June 1908, 
Dr John Horne, F.R.S., Yice-President, in the Chair. 
Dr W. D. Henderson signed the Roll, and was duly admitted a Fellow of the Society. 
The following Communications were read : — * 
1. Note on some points in the Anatomy of a Trilobite, Galymene blumeribachii. By Malcolm 
Laurie, B.A., D.Sc. ( WithLantern Illustrations and a Model.) 
2. Experiments with Heusler’s Magnetic Alloy. By Jas. G. Gray, B.Sc., Lecturer on Physics 
in the University of Glasgow. Communicated by Professor A. Gray, F. R.S. pp. 403-412. 
3. Note on the Electrical Resistance of Spark Gaps. By Robert A. Houston, Ph.D., D.Sc. 
Communicated by Professor A. Gray, F.R.S. pp. 369-373. 
4. Treatment of Aneurism by Electrolysis. By Dr Dawson Turner. ( With Lantern 
Illustrations.) pp. 400-402. 
5. Exhibition of Professor Leduc’s Photographs of Growth due to Osmosis, and the Microscopic 
Structure of such Growth. By Dr Dawson Turner. 
6. On the “Negative” Yiscosity of Aqueous Solutions. By Dr W. W. Taylor and T. W. 
Moore, M.A., B.Sc. Communicated by Professor A. Crum Brown, pp. 461-471. 
FOURTEENTH ORDINARY MEETING. 
Monday , 15 th June 1908, 
Dr R. H. Traquair, F.R.S., Yice-President, in the Chair. 
Mr J. I. Craig signed the Roll, and was admitted a Fellow of the Society. 
The following Communications were read : — 
1. On the Reducing Action of Electrolytic Hydrogen on Arsenious and Arsenic Acids when 
liberated from the surface of different Metals. By Wm. Thomson, Esq. ( With Lantern 
Illustrations. ) 
2. The Theory of the Micro-barograph, and on some Observations with the Dines-Shaw 
Instrument. By Professor Chrystal. pp. 437-460. 
3. On the Effect on the Metabolism of Chloroform administered by Different Channels. By 
Professor D. Noel Paton. pp. 472-496. 
4. On the Rate of Elimination of Chloroform when administered by Different Channels. By 
Dorothy E. Lindsay and Professor D. Noel Paton. pp. 497-502. 
5. Asteries, Ophiures et Echinides de l’Expedition Antarctique Nationale Ecossaise. Par R. 
Koehler, Professeur de Zoologie a l’Universite de Lyon. Presentee par M. le Dr W. S. Bruce. 
Trans., vol. xlvi. 
6. Les Holothuries de l’Expedition Antarctique Nationale Ecossaise. Par Clement Yaney, 
Maitre de Conferences de Zoologie a la Faculte des Sciences de Lyon. Presentee par M. le Dr 
W. S. Bruce. Trans., vol. xlvi. pp. 405-441. 
The following Candidates for Fellowship were balloted for, and declared duly elected Fellows of 
the Society : — John Rennie, D.Sc., and Thomas Wood, M.D. 
SECOND SPECIAL MEETING. 
Monday, 22nd June 1908, 
Professor J. C. Ewart, F.R.S., Yice-President, in the Chair. 
The following Communications were read : — 
1. Equilibrium in the System Water, and a pair of Enantiomorph Solids. By W. W. Taylor, 
D.Sc., and Theodore Rettie, D.Sc. Communicated by Professor Crum Brown. 
2. On the Electrolytic Conductivity of Aqueous Solutions of Lactic Acid. By John Gibson, 
Ph.D., and Andrew King, F.I.C. 
3. On Changes in Electrolytic Conductivity accompanying the Alcoholic Fermentation. By 
John Gibson, Ph.D., and Andrew King, F.I.C. 
4. On an Improved Thermostat, electrically controlled, and other Apparatus for the accurate 
determination of Electrolytic Conductivity. By John Gibson, Ph.D., and G. E. Gibson, B.Sc. 
5. Determinations of the Electrolytic Conductivity of Concentrated Aqueous Solutions of good 
Electrolytes : — 
(1) Hydriodic and Hydrobromic Acids. By John Gibson, Ph.D., and Andrew King, 
F.I.C. 
