502 
Proceedings of Royal Society of Edinburgh. [sess. 
Monday, Wi March 1893. 
Professor Geikie, Vice-President, in the Chair. 
The following Communications were read : — 
1. Obituary Notice of Professor J. Couch Adams. By the Astron- 
omer-Eoyal for Scotland. P. xx. 
2. A new Algebra, by means of which Permutations may be trans- 
formed in a variety of ways, and their Properties investigated. By 
T. B. Sprague, M.A. T. xxxvii. 399. 
3. On the Compressibility of Liquids, in connection with their 
Molecular Pressure. By Professor Tait. P. xx. 63. 
The following Candidates for Fellowship were balloted for, and 
declared duly elected LVllows of the Society : — 
C. G. H. Kinnear, F.E.I.B.A. 
Eobert Howden, M.B., C.M. 
George Sandison Brock, M.D.,’C.M. 
W. L. Calderwood, Esq. 
Monday, 20th March 1893. 
Sir Arthur Mitchell, K.C.B., Vice-President, in the Chair. 
The following Communications were read : — 
1. Preliminary Note on Observations of the Minor Planet Victoria 
in 1889. By Dr D. Gill, H.M. Astronomer at the Cape of Good Hope. 
P. XX. 47. 
2. On a remarkable Glacier-Lake, formed by a branch of the 
Hardanger-Jokul, near Eidfibrd, Norway. By Dr Egbert Munro. 
P. XX. 53. 
Monday, Zrd April 1893. 
Sir Douglas Maclagan, M.D., President, in the Chair. 
Specimens and Preparations of the New Opium Alkaloid, Xanthaline, 
discovered by Messrs T. and H. Smith & Co., were exhibited and 
remarked on by Mr Hill. 
The following Communication was read : — ■ 
Alexander Eangabes ; Poet, Statesman, and Archfeologist. By 
Emeritus Professor Blackie. 
