. . . . . . "Report on the safety of aircraft under charter to the Department of Defense report of the Investigations Subcommittee of the Committee on Armed Services, House of Representatives, Ninety-ninth Congress, second session"@en . . "Safety of aircraft under charter to the Department of Defense"@en . "Report on the safety of Aircraft under charter to the Dept. of Defense : report of the Investigations Subcommittee of the Committee on Armed Services, House of Representatives, Ninety-ninth Congress, second session, July 1986"@en . . . . . "Report on the safety of aircraft under charter to the Department of Defense : report of the Investigations Subcommittee of the Committee on Armed Services, House of Representatives, Ninety-ninth Congress, second session"@en . . . . . . . .