Russia 🇷🇺 on X: "🚁 #OTD in 1952 the Kamov Ka-15 #helicopter (aka 'Hen') took its first flight. It was the world's first mass-produced helicopter featuring two rotors mounted one above the
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Kamov Ka-15M ambulance helicopter. Model kit in 1/72 scale Amodel 7290 HobbyTerra.com