PROCEEDINGS 
A 
OF THE 
ROYAL SOCIETY OF EDINBURGH. 
SESSION 1910-11. 
Part III. 
VOL. XXXI. 
[Pp. 289-416, 
CONTENTS. 
NO. 
XV. Illustration of the Modus Operandi of the Prism. By 
George Green, D.Sc., Assistant to the Professor of 
Natural Philosophy in the University of Glasgow. ( Com- 
municated by Professor A. Gray, F.R.S.), . 
(Issued separately March 27, 1911.) 
XVI. The Theory of Wronskians in the Historical Order of 
Development up to 1860. By Thomas Muir, LL.D., 
(Issued separately March 27, 1911.) 
XVII. The Theory of Recurrent Determinants in the Historical 
Order of Development up to 1860. By Thomas Muir, 
LL.D., . 
(Issued separately March 27, 1911.) 
XVIII. The Less Common Special Forms of Determinants up to 
1860. By Thomas Muir, LL.D., .... 
(Issued separately March 27, 1911.) 
XIX. A Study of Artificial Pyrexia produced by Tetra-hydro-/3- 
Naphthylamine Hydrochloride. By Adam Black. (From 
the Physiological Department, Glasgow University.) ( Com- 
municated by Professor D. Noel Paton), . 
(Issued separately April 12, 1911.) 
XX. On the Determination of Small Degrees of Enzymatic 
Peptolysis. By Dorothy Court, B.Sc., Carnegie Research 
Scholar, Mycology Department, Heriot-Watt College. 
( Communicated by Dr E. Westergaard), . 
(Issued separately April 12, 1911.) 
EDINBURGH: ?' 
Published by ROBERT GRANT & SON, 107 Princes Street, and 
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MDCCCCXI. 
Price Twelve Shillings and Tenpence. 
290' 
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