It depended in what thertre the vehicle is/was. The recognition symbol (often an RAF type roundel) was placed on the largest permanent upward facing panel.
Now you also say the roof was removeable. Do you mean in a soft top-canvas roof or the normal non removable even if bolted on way? If the later the recognition symbol was there above the driver and clear of the MG access hole if there was one.
Cheers
Cliff
I think the US white star was only used in North West Europe.
there is another thread on this subject here on this site...
http://www.mapleleafup.net/forums/sh...&threadid=4760