Bul. 1200, U. S. Dept. of Agriculture. 
PLATE X11. 
Fig. 1.—Old timber in the background; 4 to 30 years old in the middle distance; 1 to 10 years old 
in foreground. Seedlings are at maximum distance of 5 chains from mature timber and 2 
chains irom 30-year-old class. 
as fir 12 to 25 years old—the sta 
d seedlings are coming in amon 
Gc 
> 
c 
> 
e before complete forest stand; 
the trees. 
an ee nee ene one ee 
