TRl-.F. SI I- MS 



«3 



mastered, and llicii our fiitiirr walks in the woods 

 will he fuller ot' iiitert'st than e\er, w hc-n once wc 

 understand somethinL;- aljout the hidden work that 

 is bcin<^ carried on in those -jrand old trunks 



■^YeAMoNl-; liAK'K. 



around us. .\ tree nia\' be coni|)ared to a lari^c 

 manufactor)-. As we stand outside the buildini;" 

 we see the brick walls and the roof, and smoke is 

 coming;- out of the chimne\s. We know that a 

 Ljrcat deal of work is beintr done inside, and carts 



