166 



Prof. Sydney Young on the 



H 



•S 

 *& 



o 



o- 



CO 

 CD 

 t-\ 

 U 



o 



o 



<a 



CD 



a 



CD 



(S3 



c 



CD 



o 



PS 



o 







o 



o 



1 





©>C(M0 : JQ0Q0O'*t>05NH?0O00t>WOO0i00'*<NO 



^^iO©ONNt>30QOOOO©OiOOOH!H(Nffl(NN<M 



Ohh(NMM^'*»O«0iOI'»1>Q0Q001C4OOOOhh 



hcOC005WNNh|>OOh(NOHOOCOiMhO*0'-' 

 OOfNOiO(MQOOOiO(MN(N'r!MOOOi0^iOC005H 

 CvjCqCO^rfiiOiOOt^OOCCOSOSOOi-HC^COCOCOCO^f 1 



:Cst-co 



■ 1QHSS 

 ; CO-* ■<* 



OiNNiMO . CO -fn i— i ;C >— (lOCOCiOOOOOClCM^CD 



iCOOOCOCOOOrHOrfflCMlOrH^H^lMCO-lOO 

 OiM^TTiOiOOONNOOOOOJCaOOOOOO® 



fit !CO? ; lGO'tiTtHOi»OOCO't | CO'-HCO»Ot^000100050iQO 



OCT^ONNOOOOiOH- 1 rH rH (M (M 'M (M fN <^ (M (M ?1 CM 

 J^t-l^.t-.t^t-t^t^t-OOOOCOCOOOGOCOCOOOOOCOOOCOOOOO 



fflNCOCD050C01>>-iOl>^?050N^05ffl'MCC05QO 



oooooooo 



OOOiOOlOOiOWl>CO*fflt>OQ^QO'MlOQOCOOONCiCO 

 OOQOOWOOJl>©^CO(M(MHrHOOOOOCX3Nl>Nt» 



cococNcicqc<i^H>-i^-'i-i-H.-(^i^-i^-ii-i^-iooooooo 



OiOOOOOiC5030050 



t^CqCNJOOOOOTH^r-iOOfMTHCOCM. 



NODC00N 



Q000000050503005050iOOOOOOO 



tf TH 



Hi — 



O CO 



© r-1 



w *. 



O CM 



.2 •"• 



Is 



00 



cqcbcb©cc<»t-c<i<rcocb^^CNiocb^ckci«^ 



NQ00^1M>C?COOC6i-(5qM-*iOcOI>OOCS-HW^iOOO 

 CM <N CO CO CO CO CO- CO CO "* ■* "<*• rh -^ tH ■*'-* t*i *Q lO »0 1Q lO O 



