First pictures of the naval destroyer, HMS Daring with Squid multiple depth charge gun.
The Royal Navy's Home and Mediterranean on exercise off Gibraltar - Operation Twostep.
Prince Philip present the Queen's Sword to a Naval Cadet.
Duke of Edinburgh visits Royal Navy Seagull's Boat Training Centre at Surbiton.
Duke of Edinburgh lays foundation stone at Pangbourne then inspects cadets.
Prince Philip visits HMS Bulwark and sees landing craft.
Footage of warships of the Royal Navy on manoeuvres.
Prince Philip inspecting cadets at Corsham.