. "Liberty 12 inline piston engine"@en . "dorsal 0.3 inch machine gun"@en . "39"^^ . "Elias EM"@en . "120"^^ . "28"^^ . . . . "{| |} The Elias EM was a 1920s American general-purpose and marine expeditionary biplane built by Elias."@en . . . . "193"^^ . "1"^^ . "298"^^ . "The Illustrated Encyclopedia of Aircraft"@en . "8"^^ . . . "1922"^^ . . . . "{| |} The Elias EM was a 1920s American general-purpose and marine expeditionary biplane built by Elias."@en . . . "eng"@en . "Utility biplane"@en . "3.28"^^ . "12.09"^^ . "1920"^^ . "10"^^ . "9"^^ . "8.69"^^ . "6"^^ . "two"@en . . "4233"^^ . "7"^^ . . . "400"^^ .