. . . "192.0"^^ . . . "999"^^ . . . . . . "21.3"^^ . "Two"@en . . . . . . . . . . . . "Two seat turbojet powered motor glider"@en . . . "1"^^ . . . . "maximum"@en . "Jane's All the World's Aircraft 1981-82"@en . . . . "The EFF Prometheus was an unusual two seat motor glider powered by a pair of small turbojet engines, designed and constructed in Switzerland in the 1970s. Two versions with different spans were built, but it did not go into production."@en . . . . "1.7"^^ . . "met"@en . . . . "2"^^ . . "1123200730"^^ . . "17.64"^^ . . . . . . . . . . "Wortmann FX-67-170-17"@en . "EFF Prometheus"@en . . . . "+/-4.0"@en . . "1"^^ . . . "0.88"^^ . "7955"^^ . . . "19.4"^^ . . . "735"^^ . . . . . . . "37439027"^^ . . . . "*VFR plus optional IFR"@en . . . "The EFF Prometheus was an unusual two seat motor glider powered by a pair of small turbojet engines, designed and constructed in Switzerland in the 1970s. Two versions with different spans were built, but it did not go into production."@en . . . . . "Entwicklungsgemeinschaft f\u00FCr Flugzeugbau"@en . "56.6"^^ . . "1978-06-22"^^ . . "8.300000000000001"^^ . .