. "USNS Persistent (T-AGOS-6)"@en . . . "1994-10-12"^^ . . . "Transferred toGreat Lakes Maritime Academy" . . "1984-10-22"^^ . . "4.572"^^ . . . . "20.372"^^ . . "1985-04-06"^^ . . . . . . . "68275.2"^^ . . "13.1064"^^ . . . . . . "1565"^^ . . . . . "1981-02-13"^^ . . "1994-10-12"^^ . . . . . . "1985-08-14"^^ . . . "1985-08-14"^^ . "Transferred to Great Lakes Maritime Academy"@en . . . "USNS Persistent (T-AGOS-6) was a Stalwart-class Modified Tactical Auxiliary General Ocean Surveillance Ship of the United States Navy. Stalwart-class ships were originally designed to collect underwater acoustical data in support of Cold War anti-submarine warfare operations in the 1980s. Ex-USNS Persistent is now T/S State of Michigan, owned by the U.S. Department of Transportation's Maritime Administration and assigned to the Great Lakes Maritime Academy, Traverse City, Michigan."@en . . . "1985-04-06"^^ . "1984-10-22"^^ . . . . . . "AGOS6"@en . . . . . . . "68.2752"^^ . "1054558674"^^ . . . . . "8649798"^^ . . . . . . . . . . . "4304"^^ . "NVR"@en . . . . "*\n*\n*Callsign: WMAP"@en . . . . "United States"@en . "1995-01-06"^^ . . . . "USNS Persistent (T-AGOS-6) was a Stalwart-class Modified Tactical Auxiliary General Ocean Surveillance Ship of the United States Navy. Stalwart-class ships were originally designed to collect underwater acoustical data in support of Cold War anti-submarine warfare operations in the 1980s. Ex-USNS Persistent is now T/S State of Michigan, owned by the U.S. Department of Transportation's Maritime Administration and assigned to the Great Lakes Maritime Academy, Traverse City, Michigan."@en . .