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CNN.com - Navy research sub catches fire off Calif
Military teams responded to a fire on a Navy research submarine off the coast of California.
ComSubPac
USS Dolphin history, specifications, and biography of commanding officer.
Federation of American Scientists
Submarine history, specifications, and images.
Naval Vessel Register
AGSS555 fact sheet.
Radian Milparts
Press release about manufacturing the USS Dolphin vent valve plug.