428 



TYLER AND PREISENDORFER 



[chap. 8 



X 



pq 

 < 



> 

 O 



pi 







-^ 



K5 



Oh 



O 

 =1 





O 

 00 



o 



CO 



o 



o 



o 



o 



GO 



o 



CO 



o 



o 



bD 



-G- 



bC 



^t-i:c>cOfOO-^coioooo>0'<*Tt* 

 cdi>'tJhi;D'<*'X>'— iio^ooTticcc^(Mi— ii— ii— ii— I 



oi id O tJh O O rj? <^i i-H ,-H O O O O O O O O O 

 <M <M C<1 r^ -— I 



OlOSOilOTtH^OiOCOiOO 



lOfMCC-^COi-HOOCDCO 

 00 lO -^ -^ 



o o lo oi lo CO I— ; JO o p CO -^^ CO (M_ 1^1 



05idOTjHOC0rtHC<ir-<^'oOOOO 

 1^1 (M (M -— I ^ 



CO 00 CO t^ lO ^ - 



co>oo:-^oqGO<>icocopco 

 :J CO ■* c^ r ■ 



GO O 



Oi CO o 

 (M (M (M 



o o 



_ - CO •* 



CO CO »o o 



-^ CO (M C^J 



'do 



o o o o 



—< GO CO CO 



00 lO -^ -^ 



o o o o o 



p p »0 O (M O 

 C5 r^ >-< ci 



(M (M (M 1- 



t^ '^' oi 



O 05 r^ Ci CO i-H 



CZ) CO -^ lO O 



GO CO CO 

 GO lO -* -^ 



CO'^CO'MC^If— I^H-H^H 



(M (M <M ^ 1— I 



COOOC^ICOO-— tOOCOCO 



■^■<*r— lOOfMiMGOmcOp-HOOlO-^-^ 



CO (M GO CO Oi lO CO GO t-; t— ; l> -^^ CO (M_ (N T-H ,-H .— J 1— J 



c5GO(M"i^i-Ht-^T*4(M'i-Hi-Hddddddddd 



(M <M (M rH i-H 



CO GO -^^ IT-; CO 



d 00 CO t-^ (N 

 (M (M Ol i-H t— I 



COlOlOOOCO-HOOCOCO 

 (MCOt^(M>OCOa5>OCOi— lOOiO-*-^ 

 t^C^GOGOp-Ht^TtlCOSvlCvji— ii— (1— ii—j 



t-'^'cvi^'i-lddddddddd 



CiCOCO^-^r^GOCOCO 



C0i0C0t1hc0'*O»OI>^00i0-*'* 



COCOOi-HCOGOGOOGOr— lI>lCCO(M(Mi— ii— li— i^H 



Oi Oi -ri^ CC 01 

 (M CM (M 1— I r-H 



t-rtH(M— i^OOOOOOOOO 



— iCiOiMiC^OOCOCO 



OCOGOGOCCCOOCOt^r-HOOiOTt^^ 



COlOOOOcrsOiGOi-Ht^lOCOiMM^'-i^'-H 



Oi Oi rt< 00 (M OO -^ (M 

 C<l (N (N I— I 1— I 



CO Oi t" X 



I— I 05 o o 



O 1—1 05 O Oj 



C5Oi'^G0CO00'<*C0 

 C^l (M <M F-i I— I 



ooooooooo 



lOfMCOCOlOpHOOCOCO 



oico^cor^^ooio-*'* 



1— I !>• lO CO M C^l f-H rH ^H 1— J 



1— i^'ddddddddd 



ooooooooooooooooooo 

 r— itNcOTtfiocot'GOOO^tMcO'^iocor^oo 



