. "11"^^ . "Radio Tractor"@en . "38330917"^^ . "none"@en . "3"^^ . . . . . "The Radio tractor was a mobile Signal Corps Radio used by the U.S. Army for ground communications before and during World War I. Prior to World War I, trucks were referred to as \"tractors\", and there were also telegraph tractors, and telephone tractors."@en . . . "1914"^^ . . . . "3977"^^ . . . "Radio Tractor"@en . . . "300"^^ . . . . . . . . . . . . . . . . . . "The Radio tractor was a mobile Signal Corps Radio used by the U.S. Army for ground communications before and during World War I. Prior to World War I, trucks were referred to as \"tractors\", and there were also telegraph tractors, and telephone tractors."@en . . . . . . . "7"^^ . "none"@en . "Radio Tractor"@en . . . . . . . . "yes"@en . . . . . . . . . . . . . . . "1914"^^ . . . . . . . "904581264"^^ . . "Radio Tractor No. 3 on White Chassis"@en . . . . . . . . . . . "1914"^^ . . . . .