446 
Proceedings of Royal Society of Edinburgh. [sess. 
2. Further Notes on the Dynamics of Cyclones and Anticyclones. 
By John Aitken, Esq., F.R.S. Trans., vol. 40, pp. 152-156. 
3. Note on the New Star in Perseus. By the Astronomer-Royal for 
Scotland, pp. 365-369. 
Mr F. H. A. Marshall was balloted for, and declared duly 
elected a Fellow of the Society. 
TENTH ORDINARY MEETING. 
Monday, 18 tli March 1901. 
Professor Geikie, LL.D., Vice-President, in the Chair. 
Dr John S. Flett was admitted a Fellow of the Society. 
The following Communications were read : — 
1. The Old Red Sandstone of Shetland, and its relation to the 
Old Red Sandstone of the rest of Scotland. By John S. Flett, M.A., 
D.Sc. (With Lantern Illustrations.) 
2. On Fossil Fishes collected by Dr Flett in the Old Red Sandstone 
of Shetland. By Dr R. H. Traquair, F.R.S. (With Lantern Illustra- 
tions.) 
3. On Dipnoi from the Upper Old Red Sandstone of Scotland. By 
Dr R. H. Traquair, F.R.S. (With Lantern Illustrations.) 
ELEVENTH ORDINARY MEETING. 
Monday, Qth May 1901. 
Dr James Burgess in the Chair. 
The Chairman read the reply which His Majesty the King had 
been graciously pleased to send, through the Secretary for Scotland, 
to the President, in answer to the recent Address of Condolence 
and Congratulation of the Society. 
The following Communications were read : — 
1. Further Notes on the New Star in Perseus. By the Astronomer- 
Royal for Scotland and Dr J. Halm. 
2. On Certain Relations between the Electrical Conductivity and the 
Chemical Character of Solutions. By Dr John Gibson. 
