Fig. 3. ACRES OF DESOLATION. 

 More than 5,000,000 acres of such barren land are found in Pennsylvania. Much 

 valuable timber was lost through reckless exploitation of the original forest. 



Fig. 4. ACRES OF SCRUB OAK. 

 Scrub Oak has no timber value. Large areas in our forests contain many weed 

 species wbieb ofteu prevent other valuable trees from establishing themselves. 



