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 instrument compartment between stations 12½ and 16 on 3 deck. The photographer is looking to port between the rows of Admiralty pattern standard electrical cabinets between stations 12½ and 13. The row on the forward bulkhead on the right are cabinets C, B, A, G, F and E. The row on the left are cabinets I, J, K, L and M. Cabinets D on the right and H on the left are out of the picture. A vertical format negative.