HC Deb 29 March 1961 vol 637 c137W
68. Mr. Emrys Hughes

asked the Civil Lord of the Admiralty to what extent the Royal Navy is co-operating with the American officers at Holy Loch to protect Proteus and the Polaris submarines from frogmen.

Mr. C. Ian Orr-Ewing

The assistance of the Royal Navy is available to the United States Navy if required.