YIELDS FROM DISTILLATION OF CERTAIN HARDWOODS. 



11 



% BIRCH-WI5.-76.?. V/, 



DAK- ARK- 64-.S 



;%QAK - I N D. - 84--S 



^BIRCH-PENNr, 



MAPLE-PEN' 



BEECH-IND-109 



TT 



CHESTNUT- 33. 9 



I 



TUPELO- 80 .3 



Mil 



_L 



I IRC 

 



^ED GUM --66 -2 



BEECH -IND.-IO8.2 



MAPLE-WIS-108^^ 



11 



y//////. 





i 



Y/. HICKORY KO.5 



^ 



^CHESTNUT 33.0 



^BIRCH-WIS.-6I.6 



y/A BIRGH-PENNr83.5 



^RED GUM e^-.S 



// 



/A 



OAK- IN P.- 84-5 



yy/y/A 



OAK -ARK. 92.7 



FU PELO --95.5 



I 



MAPLE- PEN N.-98.2 



BEECH-INpHOO.O 



V1APLE-Vyi5.-IO6.5|%^ 



I I I 



BEECH- PEN N:i 



CHESTNUT 35.8 



I 



TUPELO S4 4- 



m 



10 20 30 4O 50 60 7O 80 9O IOO HO IZO I3O WO 



PERCENTAGE 



FIG. 3. Relative yields of wood alcohol per cord of wood. (Average yield from heartwood and lum- 

 ber of beech, birch, and maple from Wisconsin =100 per cent.) 



