468 ANNUAL RECORD OF SCIENCE AND INDUSTRY. 



02 



H 

 O 



Xfl 









o 



02 



O 



t ( 



H 

 O 







H 

 02 



a 



o 



O) 



Oh 

 O 

 O 



a 



C3 

 Q 



a 



r-H 

 03 



as 

 O 



Is 



a 

 to 



^^ 

 03 



O 



<D 



*" 



O 



CO 



o 



<x> PS 



M-i -so 

 O 



o e 



'bb^ 5 

 ^ to 



CO 



a 

 o 

 o 







02 



O 



CO 



w o 

 PC o 



o 

 



O 



o 



H 

 H 

 O 



. 



fi a 

 w o 



PS o 



s 



o 

 O 



z 







o 

 o 







H 



H 



a 

 



CO 



H 

 O 



02 



Si 







H 

 <) 



co 



13 

 O 

 O 



bo 

 cp 



.3 

 4^ 



<*- 

 O 



OJ 

 T3 



bO 



g 

 o 



CP 



,3 

 a 



o 



ft 



3 

 3 



.2 



*-- 



c3 



'3 



3 







= 

 p 



Jh 



v5 



o 



4V, 

 cp 



-4J 



c3 



3 



a 



3 

 e3 



to 



3 



bO 



3 



i-H 

 41 



a 

 cp 



pq 



T3 

 CP 



o 



3 







CP CD 



"S 



~ fa 



Cj C3 



o 



cp 

 ad 



c3 

 a 

 3 



to 



.2 



CO 



c3 



bo 

 3 

 ca 



wT 



3 



cp 



3 



P 



1 i 



O.S 



CO 



. bO 

 w to bo 



+J J) 5) 

 S ? 



a. bc_^ 



3 35 



fa S ^ 



-3 r- >> 



s a 



3 i^3^ 

 S 83^3 



pq 



^ O o 



3 cc S 



j3 } *" 



t3 3 J- 



~ ci c3 



^ ^~ 



H Cu 



O ^ to 



v ^.-3 



.5 s a 



t F i- 



. > o 



1 . 



CD 



P c3 



3 3vi 



s * 



O O 



VI 



:2 s 



ci 3 



O-30 

 73 p '5 



3 

 S3 





-si 



<u g ? 



3 r^ i 15 



s: 



3 



b3 



3h 



c3 



O 



CO 



3 

 O 



bC 



3 



co i_ 

 ci O 



cS 

 O 



CO 



3 



r3 

 3 

 c3 



aT 



.5 



'n 



3 



a> 



O 



.s 



3 



O 



O 



o 



bO 



3 

 O 

 u 



GO 



cJ 



CO 







co 



*i 



j > 

 e3 



O 

 o 



cu 



o 



CO 



bO X. 

 B a 



cp u 



!- CP 



3, f 



-3 S 

 t-i i^ 



_ k! 



J2 W^> 



.tn "o ^o 

 w - 13 



<5 



Si 



o 



C3 

 O 

 CO 



IS 



3 

 c3 



cp 



^3 .fa 

 5 co 



bO 



3 



-3 

 co 

 C5 



>: 



o 



o 



I- 1 .' 



o fa 



rv cp 



? 03 



cp 



5.5 

 fa C 



CO 



4-J 



3 

 cp 



bO 



-3 O 



2 3 



O c3 



W cp 



CP cp 



5. 



CO '^ 



es 

 _cp 



c3 



3 

 CP 



CP 



ft, 



O 



< 



O 

 a 



cp 



^3 



CP 



I 



3 

 O 

 cp 



CP 

 CP (H 



CO 



3 



rH 



CP 



.s 



3 



N 



