Helicopter Mil Mi-4 Hound Serial 09 114 Register HH-3 used by Ilmavoimat (Finnish Air Force). Aircraft history and location Aircraft History For HH-3 see also 369hs 63-0490S HH-3 Ilmavoimat 1988 A Finnish Aviation Museum Exhibit On display at Finnish Aviation Museum by Send Updates Use APP to upload photo @ (optional) When Now? / / Send