Quote Originally Posted by Sir C View Post
Engine on its wingtips? What devilment can this be? Some exec jets have fuel tanks on the wingtips that might appear engine-like, I suppose? Otherwise it could be a Lockheed T-33? Perhaps you can draw me a picture.
Yup. That was it. It was titting about, so clearly not an exec jet. Presumably it was flying from Duxford, which is just a short distance from here.