'The Don' has kindly donated this photo of Karl 'Charly' Zimmerman's Bo105 to the thread:
German Air Force MBB Bo105M 8054 (as flown by Karl Zimmerman) attending the World Helicopter Championships at Castle Ashby on 26th June 1986 (Photo: Don Hewins)
Also at the '86 WHC was this Gazelle:
Roger Savage with Ray Dewhurst at the 1986 WHC at Castle Ashby
(Zis, I am sorry but I've been unable to trace the registration of this Gazelle. Hopefully over time we will get it).