v |i^. jKU*S<'^., ]t>^ to 























3Jkir» 







:.'VCK) 





• 







/ 









J800- 

















































4QCa 





SERrAL TEMPKRA TURES. 



iirmi. 



no* OF THICK. 



con. n^. 



50 

 100 

 wo 

 900 



boo 

 »>» 



tOQO 



HEM A R ICS t 



