In Stetten a.k.M. in addition to the Tornado "43+00" an unmarked UH-1D could also be seen in 2006 (https://www.planepictures.net/v3/show.php?id=345889).
It's not one of the three UH-1Ds now in the Heuberg range.
After so many years, does anyone finally know the serial?
Greetings
Marcus