PAH J. PT.ANA 



281 



D'C." = 



/)'€"'= , 



y'*^-*- '•'(4+1-7 -+-27')-'"0 + |'7) 





•''>'9 ^-/'(i-t-'O' + ^^rC 1-+-/) — ^/•-4-r' 



SERtE II. Tom. VII. 



