On board the Type 12 frigate HMS Falmouth (1959) alongside the Swan, Hunter & Wigham Richardson Ltd fitting out berth at Wallsend on the River Tyne between 1 and 25 July 1961. The photographer is in the transmitting station annexe between 28¼ and 31 stations on the starboard side of 2 deck looking to port from 30 station showing a stabilized frequency power supply Mk 3 SF unit above a cupboard on the left. A gyro air supply unit type 1 mod 2 unit is alongside the aluminium alloy door in the port bulkhead. A vertical format negative.