TWENTY-FIRST YEAR OF PUBLICATION. 
f- 
THE 
AND ANNALS OF 
ASTRONOMY, BIOLOGY, GEOLOGY, INDUSTRIAL ARTS, 
MANUFACTURES, AND TECHNOLOGY. 
(MONTHLY, FORMERLY “THE QUARTERLY JOURNAL OF SCIENCE.’’) 
PAGE 
Articles. 
4 - 
5- 
What is Religion ? Hylo- 
Idealism ? 3*3 
On Eledricity and its Present 
Applications. By W. Fraser, 
A.M., M.R.C.S. Eng. .. .. 327 
On the Chlorophyll of Living 
Plant-Cells, and on the Assi- 
milation of Carbon . . . . 338 
“ Technical Trials.” By An 
Old Technologist 343 
The Health Exhibition .. .. 350 
Analyses of Books. 
A Dozen Papers relating to 
Disease Prevention 355 
PAGE 
Analyses of Books — continued. 
The Principles and Pradice of 
Eledric Lighting 357 
Thoughts on the Interdependence 
of Water and Eledricity, and 
Cognate Subjeds 359 
Vichy and its Therapeutical Re- 
sources 360 
Vestiges of the Natural History 
of Creation 360 
Compulsory Vaccination in Eng- 
land, with Incidental References 
to Foreign States 362 
&c., &c. 
COP.P.ESPONDENCE 368 
Notes •• 37° 
LONDON : 
^ HORSE-SHOE COURT, LUDGATE HILL. 
Where Communications for the Editor and Books for Review may be addressed. 
, T 
PRICE ONE SHILLING AND SIXPENCE 
