Before revision: A 1983 Leyland Sherpa television detector van at the Postal Museum, London TV detector vans are vans which contain equipment that ] can detect the presence of television sets in use.
After revision: is not real and is claimed by theBBCthat it 'A 1983 Leyland Sherpa television detector van at the Postal Museum, London TV detector vans are vans which contain equipment that ] can detect the presence of television sets in use.