Photo I'runi U. S. Furf^t Service f 

 NATt'RAL REPKODUCTION AFTER THINNING 

 IN THE SIHLWALD OF ZURICH 



A NATIONAL CAPITAL FOREST 



Photo from U. S Forest Service 



TOURIST PATH IX TOWN I'OliKST, Alll.lSWII., 

 ZURICH 



