Different Methods of Closing Breech of M.L.Built-up Guns . 
Breech, of 9. Z inch Gun. 
Method of Closing Bore of 64 l Jr ■ 
B . Iruver Tube or Barrel 
C . Cashable 
P .. Breach piece 
a. Copper Cup 
Breach of Armstrong JO. 5 inch Curt. 
Breech of 7 inch (run proposed by 
Iff Whdtw o rlh. 
