USNS Watertown (T-AGM-6)
USNS Watertown (T-AGM-6) was a Watertown-class missile range instrumentation ship acquired by the U.S. Navy in 1960 and converted from her Victory ship cargo configuration to a missile tracking ship, a role she retained for eleven years before being placed out of service in 1971.
Read more about USNS Watertown (T-AGM-6): Victory Ship Constructed in Oregon, Maritime Service, Missile Tracking Service, Inactivation