404 



Mr. W. B. Burnie on the Thermo-electric 



experiment was the upper curve. It was found possible, 

 moreover, with intermediate rates of cooling to produce 

 intermediate curves. This effect is probably due to the 



Fisr. 5. 



variations in the crystalline structure of the metal under test, 

 dependent on the rapidity of its solidification ; and it may be 

 that the various thermo-electric properties which have been 



