





Phil.Meig.S. 5. Vol.25. ?1. Ill 















( 



T_ 



















_T 



















31 



















' 















4 

















/ 



















1 



/ 

















T 2 



< 



















Time Pa 



























































cu \ 



















I r 2 





















c*^. — p 









_i 



/^ 

























•24 -22 



•o- 



\ c 



6 -^ 



)8 1 



1 -1 





