16 
BULLETIN 716, U. S. DEPARTMENT OF AGRICULTURE. 
still left an average of 13 acres of timber per farm, varying from 
none to 61 acres on different farms. At this rate the present timber 
Fig. 6. — Second-growth white oaks ahout 50 years old. This block is about 5 acres in 
extent. Small areas of second-growth white oaks are found on several farms. Most 
of them are younger and not as large as those shown in the picture. 
supply would last about 16 years, but it is probable thai the timber 
will not be cut off at so rapid a rate in succeeding years as during 
the five years. 
