HOW GUN-BARRELS ARE MADE. 



227 



" The fancy steel barrels and others, where the rod 

 is formed of more than one piece, such as the stub 

 Damascus, &c, is of rather greater breadth, like the 

 representation below. 



"The iron made from stubs and steel, and plain 

 fibrous steel, is invariably rolled down into rods of 

 6-i6ths broad, forming a spiral, as below. 



