xii CONTENTS 



CHAPTER PAGE 



IX. MEASURING THE FOREST CROP 107 



"Cruising" the forest Estimating methods Lo- 

 cating the boundaries Strip surveys Sample plot 

 method Estimating tree heights Getting the 

 contents of a tree. 



X. HARVESTING THE FOREST CROP 118 



Forest regions Early lumbering Harvesting the 

 forest crop Life in a lumber camp "Driving" 

 the river Cypress logging Lumbering on the 

 Pacific Coast Sawing the logs Seasoning the 

 lumber. 



XI. THE MOST INTERESTING FOREST PRODUCTS 135 



Maple syrup and maple sugar Paper-making 

 Nut gathering Naval stores Manufacture of 

 Cooperage Wood distillation Veneer industry. 



XII. How WOOD is PRESERVED ""147 



Reasons for decay Effect of seasoning Charring 

 timbers Chemical preservation Costs and effects 

 of preservation. 



XIII. CITY FORESTRY AND SHADE TREES 156 



Value of shade trees Adverse conditions in the 

 city Duties of a city forester Choice of trees: 

 The silver maple; the Carolina poplar; Box 

 elder; Catalpa; Horse chestnut; American elm 

 and hard maple Norway maple and plane tree 

 Need of public sentiment Tree surgery Com- 

 munal forestry. 



XIV. THE FUTURE OF FORESTRY IN THE UITTTBD STATES. 168 



Forestry at home and abroad Forest taxation 

 Forestry today Future possibilities. 



