(The Copyright of Articles in this Fournal is Reserved.) 
CONTENTS, OF No. XIETV. 
AN EXAMINATION OF THE THEORIES THAT HAVE BEEN 
PRoPOsSED TO ACCOUNT FOR THE CLIMATE OF THE 
GuaciaL Periop. By Thomas Belt, F.G.S. 
Loss oF Lire aT SEA. By Rear Admiral Fishbourne. . 
THE LuNAR ATMOSPHERE AND ITS INFLUENCE ON LUNAR 
Questions. By Edmund Neison, F.R.A.S., &c.. 
BERYLS AND EMERALDS. By Professor A. H. Church, 
M.A., &c. | 
On THE CURVED APPEARANCE OF ComETs’ Talis. By 
Lieut.-Colonel Drayson, R.A., F.R.A.S. 
NOTICES OF SCIENTIFIC WORKS, 
Chappell’s ‘‘ History of Music” 
~West’s “‘ The Harveian Oration for 1874” 
Brown’s *“ Divine Revelation, or Pseudo-Science ?” 
Grove’s “‘ The Correlation of Physical Forces ” 
Proétor’s ‘The Universe and the Coming Transits ” 
Lardner’s ‘‘ Handbook of Natural Philosophy ” 
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