376 ECONOMICS OF FORESTRY. 



a few months or in a few years, but timber in not 

 less than one generation. The nation has slept 

 because the gnawing of want has not awakened 

 her. She has had plenty and to spare, but within 

 thirty years she will be conscious that not only 

 individual want is present, but that it comes to 

 each from permanent national famine of wood." 



The article is full of interesting detail, and may 

 be said to be the starting basis for the campaign 

 for better methods which followed. 



Another and unquestionably most influential 

 official report was that upon " Forests and Forestry 

 of Germany," by Dr. John A. Warder, United States 

 commissioner to the World's Fair at Vienna in 

 1873. Dr. Warder set forth clearly and correctly 

 the methods employed abroad in the use of forests, 

 and became himself one of the most prominent 

 propagandists for their adoption in his own coun- 

 try. About the same time appeared the classical 

 work of George P. Marsh, our minister to Italy, 

 " The Earth as Modified by Human Action," in 

 which the evil effects of forest destruction on cul- 

 tural conditions were ably and forcibly pointed 

 out. 



The census for 1870 for the first time attempted 

 a canvass of our forest resources, and the rela- 

 tively small area of forest became known. All 

 these publications had their influence in edu- 

 cating a larger number to a conception and con- 

 sideration of the importance of the subject, so that 



