TWENTIETH YEAR OF PUBLICATION 
THE 
AND ANNALS OF 
ASTRONOMY, BIOLOGY, GEOLOGY, INDUSTRIAL ARTS, 
MANUFACTURES, AND TECHNOLOGY. 
(MONTHLY, FORMERLY “THE QUARTERLY JOURNAL OF SCIENCE/') 
Articles. 
i. The Velocity of Light. 
O. Reichenbach 
PAGE 
By 
.. 569 
2. The Deceased Wife’s Sister’s 
Question : Rational Marriage 
Law 580 
3. On Sanitary Reform. By Rev. 
S. Barber 586 
4. Memoranda of Flood and 
Storm in the Year 1883. By 
A. H. Swinton 581 
5. On Technical Education. By 
Robt. Galloway, M.R.I.A. 593 
6. The British Mania. By J. 
W. Slater 605 
PAGE 
Analyses of Books. 
Darwin considered as regards the 
Causes of his Success and the 
Importance of his Works . . 609 
The Creed of a Modern Agnostic 610 
The School of Mines and Indus- 
tries, Ballaarat, Victoria, Aus- 
tralia .. .. 613 
Electricity and its Uses . . .. 615 
German Conversation-Grammar, 
in Three Concentric Courses. . 616 
Longman’s Magazine . . , . . . 617 
Traite Pratique de Botanique ; 
Proprietes des Plantes; &c. .. 618 
&c., &c. 
Correspondence. Notes. 
LONDON : 
3, HORSE-SHOE COURT, LUDGATE HILL. 
Where Communications for the Editor and Boohs for Review may be addresse 
L 
PRICE ONE SHILLING AND SIXPENCE 
[' The Articles and Reports in this journal are Copyright .1 
