THE 
SCIENTIFIC PROCKEDINGS 
OF THE 
ROYAL DUBLIN SOCIETY. 
Vol. XI. (N.8.), No. 26. MARCH, 1908. 
ON THE RADIUM-CONTENT OF DEEP-SEA 
SEDIMENTS, 
BY 
ie JOLY. Se.D.) PRS: 
PROFESSOR OF GEOLOGY AND MINERALOGY IN THE UNIVERSITY OF DUBLIN ; 
HON. SEC., ROYAL DUBLIN SOCIETY. 
[Authors alone are responsible for all opinions expressed in their Communications. | 
DAU BA TIN: 
PUBLISHED BY THE ROYAL DUBLIN SOCIETY, 
LEINSTER HOUSE, DUBLIN. 
WILLIAMS AND NORGATE, 
14, HENRIETTA-STREET, COVENT GARDEN, LONDON, W.C. 
1908. ah 
Price Sixpence. | HU} 
