The Type 12 frigate Rhyl (1959) in No. 8 dry dock in Devonport Dockyard, Plymouth, Devonshire. The pitometer log aperture between 30 and 31 stations on the port side.

The Type 12 frigate Rhyl (1959) in No. 8 dry dock in Devonport Dockyard, Plymouth. The ship was in the dock from 5 August to 7 September 1971. The photographer is on the floor of the dock looking up at the 4 inch diameter pitometer log aperture between 30 and 31 stations on the port side of the hull.