ERRORS IN CCTI.TIVATION OF WOOD. 35 



out the errors of his predecessors, in so far as he has 

 experience on his side. Were this not allowable, 

 indeed, no end at all can be answered by writing on 

 a topic which has been previously handled by others« 

 But it is time to draw these preliminary remarks 

 to a conclusion, and proceed to other topics. 



c 2 



