London Post Office Railway

The Post Office Railway is a narrow-gauge driverless private underground railway in London built by the [Post Office]? to move mail between sorting offices.

It runs east-west from Paddington? to Whitechapel?.

External links:

• http://www.karslake.co.uk/mailrail/html/home.html
• http://mikes.railhistory.railfan.net/r023.html
• http://www.londonrailways.net/po_rlwy.htm