Post Office Tube Railway: Artwork for a poster Linocut by Edward Bawden. Proposal for the London Underground Poster, but rejected.
Greenbat mail train used on Mail Rail, AKA the Post Office Railway, the driverless electric railway system that moved post under the streets of London for more than 75 years.
On Saturday September the Royal Mail Archive will be holding a themed open day to celebrate the Post Office Underground Railway (Mail Rail).
Loading a Mail Rail locomotive at the platform, taken from the tunnel, (POST
Postmen loading bags from conveyor into containers to use on the Post Office underground railway.