Nearly all photographs of HMS Rodney could be classified under the “main gun” header with the main armament so prevalent in most images, so I made a small collection with either the barrel or the turret clearly in view (and not part of a larger series).
The crew receiving the following proclamation by King Edward VIII by the Captain (Wilfred Custance based on the date)
Royal Marine Guard for King Edward VIII
Hoisting a cutter
At the Canary Islands
“Gun jam practise” (?)