On board the Type 12 frigate HMS Londonderry (1958) alongside the fitting out berth at the West Cowes shipyard of John Samuel White & Co Ltd. The photographer is in the bridge wireless office (called the main communications office on Admiralty plan no. 000898918 sheet 2 (NMM plan no. NPD1629)) between 32½ and 35 stations on the starboard side of 2 deck looking to port. On the extreme left is the bay of the rating in charge and the next bay is for the book coder. Bay 7 is the broadcast bay and bay 8 is the MF/DF (FM12) bay, both being equipped with morse keys. On the right are bays 1 to 4, all equipped with morse keys and B40 CAY units. Fixed to the door is the W.T. station board and to the left of the door are an electric fire and a transformer .