SEVENTEENTH YEAR OF PUBLICATION. 
AND ANNALS OF 
ASTRONOMY, BIOLOGY, GEOLOGY, INDUSTRIAL ARTS, 
MANUFACTURES, AND TECHNOLOGY. 
(MONTHLY, FORMERLY “THE QUARTERLY JOURNAL OF SCIENCE.”) 
Articles. page 
i. The Lines of Discovery in the 
History of Ozone. By A. 
R. Leeds, Ph.D 145 
2. Salt Industry of England .. 154 
3. The Martyrdom of Science. 
ByJ.W. Slater 150 
4. The “ Egyptian ” Argument 
on the Origin of Species. 
By J. W. Slater 166 
5. Progress in Microscopical 
Science. By W. T. Suffolk, 
F.R.M.S 167 
6. Offensive and Defensive Sub- 
marine War. By Capt. S. 
P. Oliver, (late) R.A 170 
] Lectures. page 
On Water and Air. By Prof. 
Tyndall, D.C.L., LL.D., F.R.S. 179 
Reports on New Inventions. 
Applications ot Artificial Cold in 
Industrial Chemistry. By J. 
W. Slater .. 196 
Analyses of Books. 
Allgemeine Ethnographic . . . . 200 
Lemons sur la Generation des 
Vertebres 202 
On the Nature of Life .. .. 203 
The Philosophy of War .. .. 205 
On Phthisis and the Supposed 
Influence of Climate . . . . 207 
&c., &c. 
Correspondence. Notes. 
LONDON : 
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[The Articles and Reports in this Journal are Copyright .] 
