9. ^ a u^ 



Ph C! o o 



u .2 '5 " 



-« ^ =3 



> 3 ? d 

 ■H S 5 I 





H 3 ii 



o 





c^ 



H -5 



o o 



u 



s fl a 



O O 3 



^s ^s -S »« .5 

 S 2 S -^ 5 



h ^S, 



J ^ 



u 



u 



o 



. i - ^ 



. « E O =3 



Sr O w -c" K 



S g^ a SDb ^ 



^ be >> T3 k ^5 C 



3 3 rt lu ^ 3 (u 



Q W E Pi ^ Q Q 



< ■ 



_bf 



13 

 O 



rt o 



iz; M 



■^•^OCOCQOCOODCMCTlOCMCOcriOOcO 

 --!«•* r-iCT) CMCMCOCOCMCMt~»C0COt^ 



><:xxxxxxxxxx><xxx!<>< 



r}HCT)O't'P300c0a^(N0DO(T)C0CMOCr)C0O 



O 



^a -ii 



U 





U ;^ "H-I 'i-J 



n 13 



O -w 





U 



'^ n "^ 



V 



V fl 



o b- 



is 



g fc: ,„ c c >, 



3 !^ 



^ h 



o 



M O 





. V 



^ o 



pq ^ 



S S 



?^. 1. 2^ S -^ -« 5 





"5 -S 



■2 "^ 



^CMlOtOeOO^'^'-'-^CMCMCVCMCMCMCOCO 



Crosses with Reciprocals 



