NOTES. 



489 



Contributions to the avoidance of a wood famine, 1801. 

 Open thoughts on scarcity, prices, economy, in the use of 



wood, and on silviculture, 1802. 

 Something on the general scarcity of wood in the Austrian 



states, 1805. 

 Investigations on the value of wood and the importance of the 



economic use of wood, 1806. 

 Wood famine and the state forests, 1840. 

 On deforestation and increase of wood prices, with remarks on 



the propositions which are made for the conservation of 



forests, 1843. 

 Short instructions for the increase and economic use of wood, 



1845- 

 The cause of increased wood prices and the importance of the 



care and preservation of forests as the only means to 



reduce them, 1846. 

 P. 409. Federal Forest Reservations. — There are at present 

 writing (October, 1902) 54 forest reservations, created under 

 the act of March 3, 1891, embracing over 60 million acres, 

 namely : — 



