Many other types of projectile can also be found in large no’s. One of the most common is a 1″ (1lb) lead bullet. This round was fired from a “Sub calibre” aiming rifle tube that was fitted into the breech pieces of larger guns (6″, 9.2″, 15″, etc.) and would allow target shooting without the associated wear and tear on the gun if full calibre rounds were used.
Many other rounds have been fired into the sea over the years and a selection of finds are shown below:-
Extract from Bombs and Bullets DVD