degree, the mercury flies away in the smoke leaving the 

 precious metal behind. Dr. von Hayek, in conclusion, warned 

 his hearers against these deceitful schemes. 



This discussion was very differently received by those 

 present ; several winked at their neighbors as if to imply they 

 had tried that method themselves, and others made mental 

 notes of the processes for future use in case of need ; among 

 the latter was the wide-awake, unscrupulous Kelley. 



29 



