Monypenny.— 4. 











""^I'r ^ 



Fig. 10. 

 Overheated Mild Steel, x 15 diam. 

 (Reproduced half size— 7.e , x yl, diam.j 



Fig. II. 

 Segregated Core in Mild Steel Bar x 15 diam. 

 (Reproduced half size— i e., x 7! tliam.) 



