This is presumably a fairly well known picture (IWM H 11484 taken from Vanderveen's 'Source Book of Military Wheeled Vehicles')
It doesn't seem to have been posted here before and I had a copy scanned because of the Norton in the foreground.
The FWD appears to carry Census number H4458790 (SM2018)
http://img362.imageshack.us/my.php?i...c7353iwak7.jpg
http://img362.imageshack.us/img362/4...53iwak7.th.jpg