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![]() Date: 2009-06-23 13:06:00Aviation Bell Boeing V-22 Osprey Tiltrotor aircraft United States Marine Corps Sikorsky CH-53 Sea Stallion Boeing Vertol CH-46 Sea Knight VTOL aircraft McDonnell Douglas AV-8B Harrier II VMMT-204 Rotorcraft Aircraft Military helicopters | Source URL: www.gao.govDownload Document from Source WebsiteFile Size: 1,53 MBShare Document on Facebook |