BL 4 inch Mk V & VI gun breech mechanism diagrams
Summary
Diagrams depicting breech mechanism of British BL 4-inch Mark V and VI guns.
Tags
great britain
united kingdom
bl 4 inch mk i vi naval gun
interrupted screw breeches
uk government artistic works
edwardian era
british library
Date
1904
Source
UK Government artistic works
Link
Copyright info
public domain