so-culled Coercive Force. 



521 



Soft iron . . 

 Blue steel . . 

 Yellow steel 

 Glass hard steel 

 Soft iron . . 



grms. 

 340 

 29-2 

 24-2 

 17-9 

 35-2 



gnus. 

 34-9 

 29-8 

 247 

 18-2 

 34-9 



grins. 

 35-0 

 30-2 

 24-1 

 18-6 

 36-0 



grms. 



34-5 



7. Fourth Series. 



grms. 



ri3i 



grms. ig-1 



Soft iron 205 + < -> ~ 



1 124 

 3 

 Blue steel 295 + ' 



Yellow steel 



Glass hard steel 



255 + 



Soft iron 



8. Fifth Series. 



grms. 

 Soft iron 1553 + 



Blue steel 1423 + 



Yellow steel 



1233 + 



T15-5 

 Glass hard steel . . . 1133+4 14-5 



[ 18-5 

 Soft iron 1543+ "28 



Yellow steel 



1233 + 



I 1(5 



|_1(K 



