TIMBER DEPLETION, PRICES, EXPORTS, AND OWNERSHIP. 



49 



4-0 



TREND OF M/LL FFt/CES /)ND ESSENTWL COST F>tCTC>/?S 

 DOUGLAS P/f? CslffGO AND 'f?*/L M/LL 



fflOF/l 

 COSTOF M/LLWG ANO 5O.UN& 



FIG. 18. 



