718 
Proceedings of the Royal Society of Edinburgh. [Sess. 
We have already had emphatic evidence that the world knows that a great and good man has 
left us ; we who knew him more intimately also mourn a dear, trustworthy, and trusted friend. 
The following Communication was then read : — 
On the Fossil Osmundacese. Part II. By D. T. Gwynne- Vaughan, M.A., Birkbeck College, 
London, and Robert Kidston, F.R.S., F.G.S. Trans., vol. xlvi. pp. 213-232. 
SIXTH ORDINARY MEETING. 
Monday, 20th January 1908. 
Professor J. C. Ewart, M.D. , F.R.S. , Vice-President, in the Chair. 
The following Communications were read : — 
1. The Arterial Pressure in Man. I. — Methods. By G. A. Gibson, M.D., D.Sc. , F.R.C.P.E. 
( With Lantern Illustrations .) pp. 343-355. 
2. Seismic Radiations. Part II. By C. G. Knott, D.Sc. pp. 217-230. 
SEVENTH ORDINARY MEETING. 
Monday, 3rd February 1908. 
Professor Andrew Gray, LL. D., F.R.S,, Vice-President, in the Chair. 
The following Communications were read : — 
1. Sensitive State induced in Magnetic Materials by Thermal Treatment. By James G. Gray, 
B.Sc., Lecturer on Physics in the University of Glasgow, and Alexander D. Ross, M.A., B.Sc., 
Assistant to the Professor of Natural Philosophy in the University of Glasgow. Communicated by 
Professor A. Gray, F.R.S. pp. 239-248. 
2. The Growth and Development of the Limbs of the Penguin. By David Waterston, M.A., 
M.D., and A. C. Geddes, M.B. ( With Lantern Illustrations .) 
The following Candidates for Fellowship were balloted for, and duly elected Fellows of the 
Society: — Archibald Hewat, President of the Faculty of Actuaries in Scotland, F.I.A., 
Theophilus Bulkeley Hyslop, M.D., C.M., M.R.C.P.E., and Thomas Francis 
Cavanagh, M.D. 
EIGHTH ORDINARY MEETING. 
Monday, 11th February 1908. 
Dr John Horne, F.R.S., Vice-President, in the Chair. 
Mr Archibald Hewat signed the Roll, and was duly admitted a Fellow of the Society. 
The following Communications were read : — 
1. The Systematic Motions of the Stars. By Professor F. W. Dyson, F.R.S. pp. 231-233. 
2. Preliminary Note on Lepidophloios Scottii, a New Species from the Calciferous Sandstone 
Series at Pettycur. By W. T. Gordon, M.A., B.Sc. Communicated by Professor Geikie. 
Trans., vol. xlvi. pp. 443-453. 
3. The Middle Cells of the Grey Matter of the Spinal Cord. By Dr J. H. Harvey Pirie. 
Communicated by Dr Alex. Bruce, pp. 595-614. 
4. On ^'-Functions and a certain Difference Operator. By the Rev. F. H. Jackson. Communi- 
cated by Professor George Chrystal. Trans., vol. xlvi. pp. 253-281. 
The following Candidates for Fellowship were balloted for, and duly elected Fellows of the 
Society: — James Ireland Craig, M.A., B.A., William Dawson Henderson, M.A., B.Sc., 
Ph.D., Andrew William Kerr, F.S.A.Scot., William Davidge Page, F.C.S., F.G.S., 
M.Inst.M.E., Linsdall Richardson, F.G.S., F.L.S., Henry Charles Williamson, M.A., 
D.Sc., and George Cossar Pringle, M.A. 
NINTH ORDINARY MEETING. 
Monday, 2nd March 1908. 
Dr John Horne, F.R.S., Vice-President, in the Chair. 
The following Communications were read : — 
1. A Preliminary Notice of New Iron-Bacteria. By Dr David Ellis, pp. 338-342. 
2. The Effect of Load and Vibrations upon Magnetism in Nickel. Supplementary Communica- 
tion. ( With Lantern Illustrations. ) By James Russell, Esq. 
3. A Simplified Calendar. By Alex. Philip, LL. B. Communicated by Dr C. G. Knott. 
