DIMKNSIONS OF RINGS AND RODS OP IRON AND OTHER METALS. 221 



oo 

 oo 



00 



1 



:SJ 



I 



I 





y 



s 



5 



* 



i! 



SI 



H 



M 



M 



H 



QOOCO 



. 



CM <N <N rH <N CO ^ rf * if 

 1 1 1 1 1 1 1 



14 14 U9 

 i4<'*'5I : *CO 

 i-H Oi J <M 'M G-l 



1 1 1 1 1 1 1 



4 >4 



14 14 14 14 



I <N *l 



1 1 1 1 1 1 1 



1 1 1 1 1 1 1 



r o o a> i o (N 1-1 



o a> i o (N 1-1 



co-Hi>-aOi-c 



I i 1 i I >-l (M (JJ ol 



1 1 1 1 1 1 



CO 4 4 * d i-c <N i-t O CC CO 

 rHi (PHI (i (rHi i r-c i-c <N CO 



O OJ 14 d * rH O I- 4 1 

 ^ * COCJ (N * W 00 "5 > 



t-H 6l !M OJ !N 

 1 1 1 1 II 1 



rt -N (M -N (M IM 



1 1 1 1 1 1 1 



I rH 1-1 ?! 11 



rHr-li-Hi I rl p- rH r-4 i-H ~H i I <N CO Cl 





