viii ADVERTISEMENTS. 
THE POPULAR SCIENCE MONTHLY 
FOR 1893. e 
VIDENCE of the increasing influence of science in all fields of human” 
activity is apparent on every hand. The farmer is looking to it for better 
methods in cultivation and the raising of stock. The manufacturer asks of it 
cheapened processes to meet ever sharper competition. The economist seeks in 
it a firm basis for his policy. The doctor and sanitarian call upon it for a 
more perfect equipment for their struggles with disease. The educator con 
it with reference to more rational methods of instruction. Literature, po 
and the Church are among its most interested listeners, since it is testing 
respective claims in a way that compels attention. 
The Popular Science Monthly has long borne a leading part in maki 
general reader acquainted with this great and rapidly-growing department 
human knowledge. It has aimed to do this with perfect fairness, and 
the tolerance of earnest beliefs that is consistent with a fearless adhere 
the truth, and the same attitude will be maintained in the future. 
SCIENCE AT THE WORLD'S FAIR.—Among the special fe 
this standard magazine for the coming year will be accounts by competent 
ists of the present standing of the several departments of science as exhibited® 
the Columbian Exhibition in Chicago. The marvels of Electricity tobe 
played there will be described and explained by Mr. Cuarves M. LUNG 
Large provision has been made for the exhibit of Anthropology, 22 
department will be carefully treated by Prof. FREDERICK STARR, of the 
University. Mr. Benzamry Reece will treat of the application of sce 
the vast interests of Transportation, and the scope and significance 0 
exhibits in other departments will be set forth by able hands. : 
THE DEVELOPMENT OF AMERICAN INDUSTRIES 
COLUMBUS.—The splendid series of illustrated articles under the 
will be continued, and probably brought to a close in the coming year. 
the subjects that remain to be treated are Glass, Silk, Paper, Ag 
Machinery, and Ship-building. 
Miscellaneous contributions may be expected from the able writers ' 
been in the habit of addressing the readers of the Monthly. 
EDITED BY WILLIAM J. YOUMANS. ; 
$5.00 a Year; 50 Cents a Number. 
D. APPLETON & CO., PUBLISHERS, 1, 3, and 5 Bonp STREET, New 3 
