EIGHTEENTH YEAR OF PUBLICATION. 
AND ANNALS OF 
ASTRONOMY, BIOLOGY, GEOLOGY, INDUSTRIAL ARTS, 
MANUFACTURES, AND TECHNOLOGY. 
(MONTHLY, FORMERLY “THE QUARTERLY JOURNAL OF SCIENCE.’) 
Vol. III. (JSS) ' 
No. XCI. 
CTTTXjYT 
1881 . 
CONTENTS 
Articles. page 
1. The Source of Eledtric Energy. 
By Charles Morris . . . . 377 
2. A Handful of “ Nuces Zoolo- 
gies,” and their Cracking. 
By J. W. Slater 391 
3. An Estimate of Auguste Comte. 
By G. H. C 398 
4. Physiology of Mind-Reading. 
By Gborge M. Beard, 
M.D 
407 
Analyses of Books. 
Illusions : a Psychological Study 426 
Eledtric Meteorology 423 
The Glacial Beds of the Clyde 
and Forth 423 
Analyses of Books — continued, page 
Essay On the Artificial Propaga- 
tion of Anadromous Fish other 
than the Salmon, and the Re- 
stocking the Tidal Waters of 
our Large Rivers artificially 
with Smelts 424 
Prize Essay, National Fisheries 
Exhibition, Norwich, 1881 
The Progress of Science . . 
Observations on Mount Etna 
Report on Insedts Injurious 
Sugar-Cane 
to 
424 
425 
426 
426 
Correspondence 427 t 
Notes 433 
LONDON : 
3, HORSE-SHOE COURT, LUDGATE HILL. 
1 Where Communications for the Editor and Books for Review may he addressed. 
^ 
PRICE ONE SHILLING AND SIXPENCE. 
[The Articles and Reports in this journal are Copyrights 
