ADMINISTRATION 117 



imports and exports, and transportation rates; the 

 compilation and study of specifications of rough 

 and manufactured forest products ; studies of lum- 

 ber manufacture and wood-using industries as to 

 methods, forms of material, waste, costs, equip- 

 ment, substitution of one species for another, and 

 improvements through a more conservative use of 

 raw material; studies of special problems or fea- 

 tures of wood-using industries; advice and assist- 

 ance to States, industries and individuals along 

 mch lines of work ; and the dissemination of results 

 by publications. 



Many studies in wood utilization are made not 

 snly of certain industries like the shingle, or the 

 [umber industry, but also dealing with the indus- 

 tries of particular sections of the country and with 

 the various States. These investigations in the 

 States show the kinds and amounts of woods re- 

 quired by the various industries, the purposes for 

 which the various species are employed, and the 

 extent of their use. So far the wood-using indus- 

 tries of 35 States have been studied and the results 

 published. 



Records of lumber prices for important woods 

 are compiled quarterly. These figures are useful 



