The BL 4-inch Mk IX naval gun was a British medium-velocity naval gun introduced in 1917 as secondary armament on the Renown-class battlecruisers and Glorious-class "large light cruisers", but which s
On Flower-class corvette HMCS Calgary in World War II
Original aft triple mounts on HMS Repulse c. 1916–1917
Coast defence gun and crew at Fort Crosby near Liverpool, UK, August 1940
Cleaning the breech on transport St Essylt, Suez 1942
The Flower-class corvette was a British class of 294 corvettes used during World War II by the Allied navies particularly as anti-submarine convoy escorts in the Battle of the Atlantic. Royal Navy shi
HMCS Regina, 1942–1943
Officers on the open bridge of HMCS Trillium
Early Flower corvettes had a mast before the wheel house.