QUERCUS ALBA 



the growth had augmented, it slow- 

 ly ceased. Yet for that halt there 

 was a reason, as to all doings of 

 Nature there is an explanation; as 

 to the height a fire engine can 

 throw a stream of water, there is a 

 limit. In each case there is a fun- 

 damental law, and unchangeable. 

 This eternal law the great oak ex- 

 perienced and instinctively obeyed 

 the law of rising sap, which will 

 flow so high and not higher. Like 



a check it halted growth ; a barrier 

 43 



