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 

 such lines of work ; and the dissemination of results 

 by publications. 



Many studies in wood utilization are made not 

 only of certain industries like the shingle, or the 

 lumber 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 



