A whole plate negative. On board the Royal Navy frigate Rothesay (1957) in the fitting out berth of Yarrow & Co Ltd at Scotstoun, Glasgow. In the Asdic control room on the starboard side of 1 deck looking forward. The A/S C O's swivel chair is bolted to a raised platform in the centre. The four positions on the forward bulkhead are, from inboard, the bearing, centre operator, range and depth consoles. On the starboard bulkhead on the right is the rack range console.