TWENTY-SECOND YEAR OF PUBLICAT I C K. 
AND ANNALS OF 
ASTRONOMY, BIOLOGY, GEOLOGY, INDUSTRIAL ARTS, 
MANUFACTURES, AND TECHNOLOGY. 
(MONTHLY, FORMERLY ‘‘THE QUARTERLY JOURNAL OF SCIENCE.’) 
Voi. vii. (Ksa 
No. CXLIV. 
IDZEOZEUyLBIEIR, 
1885 . 
CONTENTS 
PAGE 
Articles. 
I. The Interbond of the Seen and 
the Unseen. Collated by the 
Author of “ Scientific 
Materialism ” 697 
Sanitary Agency of Light . . 707 
Indian Steel. By L. D’A. J. . 71Q 
Physiology and its Opponents 719 
From the Debateable Land . . 726 
On the Irreciprocal Conduction 
of the Electric Organ of the 
Torpedo 732 
7. Acclimatisation from Another 
Side 738 
8. The Cause and the Purpose of 
2. 
3 - 
4 - 
5 - 
6 . 
Luminc 
iarine Animals 740 
r-NP 
PAGE 
Analyses of Books. 
The Wanderings of Plants and 
Animals from the r First Home 743 
Transactions and Proceedings of 
, the Royal Society of Victoria., 746 
The Ocean : a Treatise on Ocean- 
Currents and Tides and their 
Causes, demonstrating the 
System of the World . . . . 748 
Correspondence. 
Sir Lyon Playfair’s Presidential 
Speech 749 
The Differences of Stature and 
Srength in the Two Sexes .. 749 
Notes .. .. ... .. 750 
mm%7 
X 
iE SHOE 
LONDON : 
COURT, LUDGATE HILL. 
Where Communications for the Editor and Books for Review may be addressed . 
V3 . 
M 
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The Articles and Reports in this Journal are Copyright ,] 
