The third USS Proteus (AS-19) was a Fulton-class submarine tender in the United States Navy.
USS Proteus (AS-19) in 1980
USS Proteus being lengthened at Charleston in 1959.
Operation New Life camp sign crediting Proteus, 1975
Transfer of a Polaris missile between Proteus and USS Patrick Henry at Holy Loch, Scotland, in 1961.
A submarine tender, in British English a submarine depot ship, is a type of depot ship that supplies and supports submarines.
USS Frank Cable (back of picture), one of two submarine tenders maintained by the United States Navy. The attack submarine USS Salt Lake City (SSN-716) is in the foreground.
Transfer of a Polaris submarine-launched ballistic missile between the submarine tender USS Proteus (AS-19) and the ballistic missile submarine USS Patrick Henry (SSBN-599) at Holy Loch, Dunoon, Scotland, in 1961.