^10 



\ 



2500 

 2700 



3000 

 3200 



3900 



.(OOO 



SERIAL TEMPERATURES. 



as 

 SO 

 100 

 300 

 300 

 400 

 Soo 

 600 

 700 

 Bod 

 000 

 tooo 



7U+ 



TEMP. 



KO. OP THCR. 



COtt. 



remark;^: y 



