GROUND-WOOD PULP. 



31 



similar materials. When ground to a finer state, however, it has 

 been demonstrated that with a mixture of a small amount of chemical 

 fiber bogus kraft paper can be produced which will serve for a cheap 



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wrapping paper. It is hardly likely that spruce could be used for 

 the manufacture of cheap wrapping paper in this manner on account 

 of its price, but other woods, which will be discussed later, also give 



