Dont forget the lettering on the boot either.
Saloons are a bit prone to this and can be quite difficult to track down, you can remove the rear seat back and look into the boot with a torch or similar while someone uses a hose or watering can to see if you can spot the guilty area.
Cheers
Kevin
Lovejoy 1968 Smoke Grey Traveller (gone to a new home after13 years)