. . "1320"^^ . "800"^^ . . "194.2"^^ . "Aero Digest January 1927 except where noted"@en . . . "1926-12-18"^^ . . . . "One pilot"@en . "85"^^ . "imp"@en . "Air cooled, horizontally opposed twin cylinder in pusher configuration"@en . "At 2,900 rpm for cruise"@en . . . "*Take-off distance: with an overload weight of , \n*Landing speed:"@en . . . . "U.S."@en . . "1"^^ . "Johnson Airplane & Supply Co, Dayton, Ohio, U.S"@en . "1"^^ . "The Johnson Twin-60 was a small, two seat biplane intended for private owners. It had twin engines for safety and the performance and undercarriage designed for short and rough field use. Despite its refinements only one was definitely built"@en . . "1180"^^ . . . . . . . . . . "21"^^ . . . . "32"^^ . . "2"^^ . "62880777"^^ . . . "10"^^ . "480"^^ . "7"^^ . . . "2460.0"^^ . "8632"^^ . "The Johnson Twin-60 was a small, two seat biplane intended for private owners. It had twin engines for safety and the performance and undercarriage designed for short and rough field use. Despite its refinements only one was definitely built"@en . . "One passenger"@en . . "0"^^ . "28"^^ . . . . . "2"^^ . . . . "1.5"^^ . . "Johnson Twin-60"@en . . "0"^^ . "absolute"@en . "1112009141"^^ . . . . . . "32"^^ . . . . . . "Duralumin"@en . . .