Johan Hetebrij:
O-36 Hiller OH-23C Raven @ Nationaal Militair Museum - Soesterberg, 15-Nov-2015 by Johan Hetebrij
Johan Hetebrij:
O-36 Hiller OH-23C Raven @ Nationaal Militair Museum - Soesterberg, 15-Nov-2015 by Johan Hetebrij
Johan Hetebrij:
51-16226 Hiller OH-23B Raven US Army @ Russell Military Museum, Illinois 02-Aug-2014 by Johan Hetebrij