A 2¾ x 2¼ film negative. On board the Type 12 frigate Yarmouth (1959) alongside the South-West Wall in Portsmouth Dockyard. Inside the C.C.R. Annexe on the port side of 2 deck between 31 and 32½ stations looking to port from the doorway of the compartment. Stacks of electrical cabinets line the bulkhead on the left, eight fuse or distribution boxes are on the hull side and a workbench is on the right. The meaning of the initials C.C.R. is not known. The plans in the Admiralty collection use these initials instead of words. A vertical format image.