On board the Type 12 general purpose frigate Plymouth (1959) alongside the south side of number 3 basin in Chatham Dockyard at the end of a modernization which commenced in August 1966. The ship is berthed starboard side to the quay. The photographer is in the electronic warfare office between 35½ and 38½ stations on 1 deck looking forward on the starboard side showing the rating in charge bay with a combination safe under the desk. A jack box, a loudspeaker and a defects board are on the bulkhead at the back of the desk. A B41 receiver and a CO² fire extinguisher are on the left. A connection unit, a sound reproduction and recording unit (tape recorder), a fire extinguisher and an automatic emergency lantern are on the right. A vertical format negative.